Add legacy XML model bindings, mapper infra, and normalize account balance

Rename repositories package to repository, add MarketAction domain type,
and round Account.initialBalance through BigDecimalOptions.toMoney.

28 files changed, 2277 insertions, 4 deletions

diff --git a/service/src/main/java/market/guess/service/domain/Account.java b/service/src/main/java/market/guess/service/domain/Account.java
index 8b510a5..e350400 100644
--- a/service/src/main/java/market/guess/service/domain/Account.java
+++ b/service/src/main/java/market/guess/service/domain/Account.java
@@ -21,7 +21,7 @@ public final class Account {
     super();
     this.accountType = accountType;
     this.owner = owner;
-    this.balance = initialBalance;
+    this.balance = BigDecimalOptions.toMoney(initialBalance);
     this.clock = clock;
   }
 }
diff --git a/service/src/main/java/market/guess/service/domain/BigDecimalOptions.java b/service/src/main/java/market/guess/service/domain/BigDecimalOptions.java
index 159905f..25306c6 100644
--- a/service/src/main/java/market/guess/service/domain/BigDecimalOptions.java
+++ b/service/src/main/java/market/guess/service/domain/BigDecimalOptions.java
@@ -8,7 +8,11 @@ public record BigDecimalOptions(int scale, RoundingMode roundingMode) {
   public static final BigDecimal ZERO_MONEY =
       BigDecimal.ZERO.setScale(DEFAULT.scale(), DEFAULT.roundingMode());
 
-  public static BigDecimal valueOf(double v) {
+  public static BigDecimal toMoney(BigDecimal value) {
+    return value.setScale(DEFAULT.scale(), DEFAULT.roundingMode());
+  }
+
+  public static BigDecimal toMoney(double v) {
     return BigDecimal.valueOf(v).setScale(DEFAULT.scale(), DEFAULT.roundingMode());
   }
 }
diff --git a/service/src/main/java/market/guess/service/domain/MarketAction.java b/service/src/main/java/market/guess/service/domain/MarketAction.java
new file mode 100644
index 0000000..c0aabd1
--- /dev/null
+++ b/service/src/main/java/market/guess/service/domain/MarketAction.java
@@ -0,0 +1,24 @@
+package market.guess.service.domain;
+
+public record MarketAction(
+    String kind, String at, String userName, String eventKey, String optionKey, long quantity) {
+
+  public static final String BUY = "BUY";
+  public static final String SELL = "SELL";
+  public static final String CLOSE = "CLOSE";
+
+  public static MarketAction buy(
+      String at, String userName, String eventKey, String optionKey, long quantity) {
+    return new MarketAction(BUY, at, userName, eventKey, optionKey, quantity);
+  }
+
+  public static MarketAction sell(
+      String at, String userName, String eventKey, String optionKey, long quantity) {
+    return new MarketAction(SELL, at, userName, eventKey, optionKey, quantity);
+  }
+
+  public static MarketAction close(
+      String at, String userName, String eventKey, String winningOptionKey) {
+    return new MarketAction(CLOSE, at, userName, eventKey, winningOptionKey, 0);
+  }
+}
diff --git a/service/src/main/java/market/guess/service/infrastructure/Mapper.java b/service/src/main/java/market/guess/service/infrastructure/Mapper.java
new file mode 100644
index 0000000..07f565b
--- /dev/null
+++ b/service/src/main/java/market/guess/service/infrastructure/Mapper.java
@@ -0,0 +1,3 @@
+package market.guess.service.infrastructure;
+
+public interface Mapper {}
diff --git a/service/src/main/java/market/guess/service/infrastructure/adapter/InstantTypeAdapter.java b/service/src/main/java/market/guess/service/infrastructure/adapter/InstantTypeAdapter.java
new file mode 100644
index 0000000..0e8a0e0
--- /dev/null
+++ b/service/src/main/java/market/guess/service/infrastructure/adapter/InstantTypeAdapter.java
@@ -0,0 +1,18 @@
+package market.guess.service.infrastructure.adapter;
+
+import com.google.gson.*;
+import java.lang.reflect.Type;
+import java.time.Instant;
+
+public class InstantTypeAdapter implements JsonSerializer<Instant>, JsonDeserializer<Instant> {
+  @Override
+  public JsonElement serialize(Instant src, Type typeOfSrc, JsonSerializationContext context) {
+    return new JsonPrimitive(src.toString());
+  }
+
+  @Override
+  public Instant deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
+      throws JsonParseException {
+    return Instant.parse(json.getAsString());
+  }
+}
diff --git a/service/src/main/java/market/guess/service/model/v1/Comision.java b/service/src/main/java/market/guess/service/model/v1/Comision.java
new file mode 100644
index 0000000..c8a374c
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v1/Comision.java
@@ -0,0 +1,94 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v1;
+
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlAttribute;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+import jakarta.xml.bind.annotation.XmlValue;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <simpleContent>
+ *     <extension base="<http://www.w3.org/2001/XMLSchema>int">
+ *       <attribute name="type" use="required">
+ *         <simpleType>
+ *           <restriction base="{http://www.w3.org/2001/XMLSchema}string">
+ *             <enumeration value="on-close"/>
+ *             <enumeration value="on-purchase"/>
+ *           </restriction>
+ *         </simpleType>
+ *       </attribute>
+ *     </extension>
+ *   </simpleContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "value"
+})
+@XmlRootElement(name = "comision")
+public class Comision {
+
+    @XmlValue
+    protected int value;
+    @XmlAttribute(name = "type", required = true)
+    protected String type;
+
+    /**
+     * Gets the value of the value property.
+     * 
+     */
+    public int getValue() {
+        return value;
+    }
+
+    /**
+     * Sets the value of the value property.
+     * 
+     */
+    public void setValue(int value) {
+        this.value = value;
+    }
+
+    /**
+     * Gets the value of the type property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link String }
+     *     
+     */
+    public String getType() {
+        return type;
+    }
+
+    /**
+     * Sets the value of the type property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link String }
+     *     
+     */
+    public void setType(String value) {
+        this.type = value;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v1/GMEvent.java b/service/src/main/java/market/guess/service/model/v1/GMEvent.java
new file mode 100644
index 0000000..efe5d30
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v1/GMEvent.java
@@ -0,0 +1,215 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v1;
+
+import java.util.ArrayList;
+import java.util.List;
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlAttribute;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}id"/>
+ *         <element ref="{}description"/>
+ *         <element ref="{}comision"/>
+ *         <element ref="{}GM-options"/>
+ *         <element ref="{}GM-method"/>
+ *       </sequence>
+ *       <attribute name="name" use="required">
+ *         <simpleType>
+ *           <list itemType="{http://www.w3.org/2001/XMLSchema}string" />
+ *         </simpleType>
+ *       </attribute>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "id",
+    "description",
+    "comision",
+    "gmOptions",
+    "gmMethod"
+})
+@XmlRootElement(name = "GM-event")
+public class GMEvent {
+
+    protected int id;
+    @XmlElement(required = true)
+    protected String description;
+    @XmlElement(required = true)
+    protected Comision comision;
+    @XmlElement(name = "GM-options", required = true)
+    protected GMOptions gmOptions;
+    @XmlElement(name = "GM-method", required = true)
+    protected GMMethod gmMethod;
+    @XmlAttribute(name = "name", required = true)
+    protected List<String> name;
+
+    /**
+     * Gets the value of the id property.
+     * 
+     */
+    public int getId() {
+        return id;
+    }
+
+    /**
+     * Sets the value of the id property.
+     * 
+     */
+    public void setId(int value) {
+        this.id = value;
+    }
+
+    /**
+     * Gets the value of the description property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link String }
+     *     
+     */
+    public String getDescription() {
+        return description;
+    }
+
+    /**
+     * Sets the value of the description property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link String }
+     *     
+     */
+    public void setDescription(String value) {
+        this.description = value;
+    }
+
+    /**
+     * Gets the value of the comision property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link Comision }
+     *     
+     */
+    public Comision getComision() {
+        return comision;
+    }
+
+    /**
+     * Sets the value of the comision property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link Comision }
+     *     
+     */
+    public void setComision(Comision value) {
+        this.comision = value;
+    }
+
+    /**
+     * Gets the value of the gmOptions property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link GMOptions }
+     *     
+     */
+    public GMOptions getGMOptions() {
+        return gmOptions;
+    }
+
+    /**
+     * Sets the value of the gmOptions property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link GMOptions }
+     *     
+     */
+    public void setGMOptions(GMOptions value) {
+        this.gmOptions = value;
+    }
+
+    /**
+     * Gets the value of the gmMethod property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link GMMethod }
+     *     
+     */
+    public GMMethod getGMMethod() {
+        return gmMethod;
+    }
+
+    /**
+     * Sets the value of the gmMethod property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link GMMethod }
+     *     
+     */
+    public void setGMMethod(GMMethod value) {
+        this.gmMethod = value;
+    }
+
+    /**
+     * Gets the value of the name property.
+     * 
+     * <p>This accessor method returns a reference to the live list,
+     * not a snapshot. Therefore any modification you make to the
+     * returned list will be present inside the JAXB object.
+     * This is why there is not a <CODE>set</CODE> method for the name property.</p>
+     * 
+     * <p>
+     * For example, to add a new item, do as follows:
+     * </p>
+     * <pre>
+     * getName().add(newItem);
+     * </pre>
+     * 
+     * 
+     * <p>
+     * Objects of the following type(s) are allowed in the list
+     * {@link String }
+     * </p>
+     * 
+     * 
+     * @return
+     *     The value of the name property.
+     */
+    public List<String> getName() {
+        if (name == null) {
+            name = new ArrayList<>();
+        }
+        return this.name;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v1/GMEvents.java b/service/src/main/java/market/guess/service/model/v1/GMEvents.java
new file mode 100644
index 0000000..ca4efea
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v1/GMEvents.java
@@ -0,0 +1,80 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v1;
+
+import java.util.ArrayList;
+import java.util.List;
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}GM-event" maxOccurs="unbounded"/>
+ *       </sequence>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "gmEvent"
+})
+@XmlRootElement(name = "GM-events")
+public class GMEvents {
+
+    @XmlElement(name = "GM-event", required = true)
+    protected List<GMEvent> gmEvent;
+
+    /**
+     * Gets the value of the gmEvent property.
+     * 
+     * <p>This accessor method returns a reference to the live list,
+     * not a snapshot. Therefore any modification you make to the
+     * returned list will be present inside the JAXB object.
+     * This is why there is not a <CODE>set</CODE> method for the gmEvent property.</p>
+     * 
+     * <p>
+     * For example, to add a new item, do as follows:
+     * </p>
+     * <pre>
+     * getGMEvent().add(newItem);
+     * </pre>
+     * 
+     * 
+     * <p>
+     * Objects of the following type(s) are allowed in the list
+     * {@link GMEvent }
+     * </p>
+     * 
+     * 
+     * @return
+     *     The value of the gmEvent property.
+     */
+    public List<GMEvent> getGMEvent() {
+        if (gmEvent == null) {
+            gmEvent = new ArrayList<>();
+        }
+        return this.gmEvent;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v1/GMLMSR.java b/service/src/main/java/market/guess/service/model/v1/GMLMSR.java
new file mode 100644
index 0000000..a8e90a5
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v1/GMLMSR.java
@@ -0,0 +1,60 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v1;
+
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}b"/>
+ *       </sequence>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "b"
+})
+@XmlRootElement(name = "GM-LMSR")
+public class GMLMSR {
+
+    protected int b;
+
+    /**
+     * Gets the value of the b property.
+     * 
+     */
+    public int getB() {
+        return b;
+    }
+
+    /**
+     * Sets the value of the b property.
+     * 
+     */
+    public void setB(int value) {
+        this.b = value;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v1/GMMethod.java b/service/src/main/java/market/guess/service/model/v1/GMMethod.java
new file mode 100644
index 0000000..867d932
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v1/GMMethod.java
@@ -0,0 +1,70 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v1;
+
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}GM-LMSR"/>
+ *       </sequence>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "gmlmsr"
+})
+@XmlRootElement(name = "GM-method")
+public class GMMethod {
+
+    @XmlElement(name = "GM-LMSR", required = true)
+    protected GMLMSR gmlmsr;
+
+    /**
+     * Gets the value of the gmlmsr property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link GMLMSR }
+     *     
+     */
+    public GMLMSR getGMLMSR() {
+        return gmlmsr;
+    }
+
+    /**
+     * Sets the value of the gmlmsr property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link GMLMSR }
+     *     
+     */
+    public void setGMLMSR(GMLMSR value) {
+        this.gmlmsr = value;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v1/GMOptions.java b/service/src/main/java/market/guess/service/model/v1/GMOptions.java
new file mode 100644
index 0000000..d344f74
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v1/GMOptions.java
@@ -0,0 +1,80 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v1;
+
+import java.util.ArrayList;
+import java.util.List;
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}GM-option" maxOccurs="2"/>
+ *       </sequence>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "gmOption"
+})
+@XmlRootElement(name = "GM-options")
+public class GMOptions {
+
+    @XmlElement(name = "GM-option", required = true)
+    protected List<String> gmOption;
+
+    /**
+     * Gets the value of the gmOption property.
+     * 
+     * <p>This accessor method returns a reference to the live list,
+     * not a snapshot. Therefore any modification you make to the
+     * returned list will be present inside the JAXB object.
+     * This is why there is not a <CODE>set</CODE> method for the gmOption property.</p>
+     * 
+     * <p>
+     * For example, to add a new item, do as follows:
+     * </p>
+     * <pre>
+     * getGMOption().add(newItem);
+     * </pre>
+     * 
+     * 
+     * <p>
+     * Objects of the following type(s) are allowed in the list
+     * {@link String }
+     * </p>
+     * 
+     * 
+     * @return
+     *     The value of the gmOption property.
+     */
+    public List<String> getGMOption() {
+        if (gmOption == null) {
+            gmOption = new ArrayList<>();
+        }
+        return this.gmOption;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v1/GuessMarket.java b/service/src/main/java/market/guess/service/model/v1/GuessMarket.java
new file mode 100644
index 0000000..43f134d
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v1/GuessMarket.java
@@ -0,0 +1,70 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v1;
+
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}GM-events"/>
+ *       </sequence>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "gmEvents"
+})
+@XmlRootElement(name = "Guess-Market")
+public class GuessMarket {
+
+    @XmlElement(name = "GM-events", required = true)
+    protected GMEvents gmEvents;
+
+    /**
+     * Gets the value of the gmEvents property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link GMEvents }
+     *     
+     */
+    public GMEvents getGMEvents() {
+        return gmEvents;
+    }
+
+    /**
+     * Sets the value of the gmEvents property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link GMEvents }
+     *     
+     */
+    public void setGMEvents(GMEvents value) {
+        this.gmEvents = value;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v1/ObjectFactory.java b/service/src/main/java/market/guess/service/model/v1/ObjectFactory.java
new file mode 100644
index 0000000..cd43428
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v1/ObjectFactory.java
@@ -0,0 +1,167 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v1;
+
+import javax.xml.namespace.QName;
+import jakarta.xml.bind.JAXBElement;
+import jakarta.xml.bind.annotation.XmlElementDecl;
+import jakarta.xml.bind.annotation.XmlRegistry;
+
+
+/**
+ * This object contains factory methods for each 
+ * Java content interface and Java element interface 
+ * generated in the market.guess.service.model.v1 package. 
+ * <p>An ObjectFactory allows you to programmatically 
+ * construct new instances of the Java representation 
+ * for XML content. The Java representation of XML 
+ * content can consist of schema derived interfaces 
+ * and classes representing the binding of schema 
+ * type definitions, element declarations and model 
+ * groups.  Factory methods for each of these are 
+ * provided in this class.
+ * 
+ */
+@XmlRegistry
+public class ObjectFactory {
+
+    private static final QName _Id_QNAME = new QName("", "id");
+    private static final QName _Description_QNAME = new QName("", "description");
+    private static final QName _B_QNAME = new QName("", "b");
+    private static final QName _GMOption_QNAME = new QName("", "GM-option");
+
+    /**
+     * Create a new ObjectFactory that can be used to create new instances of schema derived classes for package: market.guess.service.model.v1
+     * 
+     */
+    public ObjectFactory() {
+    }
+
+    /**
+     * Create an instance of {@link Comision }
+     * 
+     * @return
+     *     the new instance of {@link Comision }
+     */
+    public Comision createComision() {
+        return new Comision();
+    }
+
+    /**
+     * Create an instance of {@link GuessMarket }
+     * 
+     * @return
+     *     the new instance of {@link GuessMarket }
+     */
+    public GuessMarket createGuessMarket() {
+        return new GuessMarket();
+    }
+
+    /**
+     * Create an instance of {@link GMEvents }
+     * 
+     * @return
+     *     the new instance of {@link GMEvents }
+     */
+    public GMEvents createGMEvents() {
+        return new GMEvents();
+    }
+
+    /**
+     * Create an instance of {@link GMEvent }
+     * 
+     * @return
+     *     the new instance of {@link GMEvent }
+     */
+    public GMEvent createGMEvent() {
+        return new GMEvent();
+    }
+
+    /**
+     * Create an instance of {@link GMOptions }
+     * 
+     * @return
+     *     the new instance of {@link GMOptions }
+     */
+    public GMOptions createGMOptions() {
+        return new GMOptions();
+    }
+
+    /**
+     * Create an instance of {@link GMMethod }
+     * 
+     * @return
+     *     the new instance of {@link GMMethod }
+     */
+    public GMMethod createGMMethod() {
+        return new GMMethod();
+    }
+
+    /**
+     * Create an instance of {@link GMLMSR }
+     * 
+     * @return
+     *     the new instance of {@link GMLMSR }
+     */
+    public GMLMSR createGMLMSR() {
+        return new GMLMSR();
+    }
+
+    /**
+     * Create an instance of {@link JAXBElement }{@code <}{@link Integer }{@code >}
+     * 
+     * @param value
+     *     Java instance representing xml element's value.
+     * @return
+     *     the new instance of {@link JAXBElement }{@code <}{@link Integer }{@code >}
+     */
+    @XmlElementDecl(namespace = "", name = "id")
+    public JAXBElement<Integer> createId(Integer value) {
+        return new JAXBElement<>(_Id_QNAME, Integer.class, null, value);
+    }
+
+    /**
+     * Create an instance of {@link JAXBElement }{@code <}{@link String }{@code >}
+     * 
+     * @param value
+     *     Java instance representing xml element's value.
+     * @return
+     *     the new instance of {@link JAXBElement }{@code <}{@link String }{@code >}
+     */
+    @XmlElementDecl(namespace = "", name = "description")
+    public JAXBElement<String> createDescription(String value) {
+        return new JAXBElement<>(_Description_QNAME, String.class, null, value);
+    }
+
+    /**
+     * Create an instance of {@link JAXBElement }{@code <}{@link Integer }{@code >}
+     * 
+     * @param value
+     *     Java instance representing xml element's value.
+     * @return
+     *     the new instance of {@link JAXBElement }{@code <}{@link Integer }{@code >}
+     */
+    @XmlElementDecl(namespace = "", name = "b")
+    public JAXBElement<Integer> createB(Integer value) {
+        return new JAXBElement<>(_B_QNAME, Integer.class, null, value);
+    }
+
+    /**
+     * Create an instance of {@link JAXBElement }{@code <}{@link String }{@code >}
+     * 
+     * @param value
+     *     Java instance representing xml element's value.
+     * @return
+     *     the new instance of {@link JAXBElement }{@code <}{@link String }{@code >}
+     */
+    @XmlElementDecl(namespace = "", name = "GM-option")
+    public JAXBElement<String> createGMOption(String value) {
+        return new JAXBElement<>(_GMOption_QNAME, String.class, null, value);
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/Commission.java b/service/src/main/java/market/guess/service/model/v2/Commission.java
new file mode 100644
index 0000000..5448ff0
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/Commission.java
@@ -0,0 +1,94 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlAttribute;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+import jakarta.xml.bind.annotation.XmlValue;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <simpleContent>
+ *     <extension base="<http://www.w3.org/2001/XMLSchema>int">
+ *       <attribute name="type" use="required">
+ *         <simpleType>
+ *           <restriction base="{http://www.w3.org/2001/XMLSchema}string">
+ *             <enumeration value="on-close"/>
+ *             <enumeration value="on-purchase"/>
+ *           </restriction>
+ *         </simpleType>
+ *       </attribute>
+ *     </extension>
+ *   </simpleContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "value"
+})
+@XmlRootElement(name = "commission")
+public class Commission {
+
+    @XmlValue
+    protected int value;
+    @XmlAttribute(name = "type", required = true)
+    protected String type;
+
+    /**
+     * Gets the value of the value property.
+     * 
+     */
+    public int getValue() {
+        return value;
+    }
+
+    /**
+     * Sets the value of the value property.
+     * 
+     */
+    public void setValue(int value) {
+        this.value = value;
+    }
+
+    /**
+     * Gets the value of the type property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link String }
+     *     
+     */
+    public String getType() {
+        return type;
+    }
+
+    /**
+     * Sets the value of the type property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link String }
+     *     
+     */
+    public void setType(String value) {
+        this.type = value;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/Event.java b/service/src/main/java/market/guess/service/model/v2/Event.java
new file mode 100644
index 0000000..53ca4ca
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/Event.java
@@ -0,0 +1,58 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlAttribute;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <attribute name="id" use="required" type="{http://www.w3.org/2001/XMLSchema}int" />
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "")
+@XmlRootElement(name = "event")
+public class Event {
+
+    @XmlAttribute(name = "id", required = true)
+    protected int id;
+
+    /**
+     * Gets the value of the id property.
+     * 
+     */
+    public int getId() {
+        return id;
+    }
+
+    /**
+     * Sets the value of the id property.
+     * 
+     */
+    public void setId(int value) {
+        this.id = value;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/GMEvent.java b/service/src/main/java/market/guess/service/model/v2/GMEvent.java
new file mode 100644
index 0000000..c011c32
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/GMEvent.java
@@ -0,0 +1,201 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlAttribute;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}id"/>
+ *         <element ref="{}description"/>
+ *         <element ref="{}commission"/>
+ *         <element ref="{}GM-options"/>
+ *         <element ref="{}GM-method"/>
+ *       </sequence>
+ *       <attribute name="name" use="required" type="{http://www.w3.org/2001/XMLSchema}string" />
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "id",
+    "description",
+    "commission",
+    "gmOptions",
+    "gmMethod"
+})
+@XmlRootElement(name = "GM-event")
+public class GMEvent {
+
+    protected int id;
+    @XmlElement(required = true)
+    protected String description;
+    @XmlElement(required = true)
+    protected Commission commission;
+    @XmlElement(name = "GM-options", required = true)
+    protected GMOptions gmOptions;
+    @XmlElement(name = "GM-method", required = true)
+    protected GMMethod gmMethod;
+    @XmlAttribute(name = "name", required = true)
+    protected String name;
+
+    /**
+     * Gets the value of the id property.
+     * 
+     */
+    public int getId() {
+        return id;
+    }
+
+    /**
+     * Sets the value of the id property.
+     * 
+     */
+    public void setId(int value) {
+        this.id = value;
+    }
+
+    /**
+     * Gets the value of the description property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link String }
+     *     
+     */
+    public String getDescription() {
+        return description;
+    }
+
+    /**
+     * Sets the value of the description property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link String }
+     *     
+     */
+    public void setDescription(String value) {
+        this.description = value;
+    }
+
+    /**
+     * Gets the value of the commission property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link Commission }
+     *     
+     */
+    public Commission getCommission() {
+        return commission;
+    }
+
+    /**
+     * Sets the value of the commission property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link Commission }
+     *     
+     */
+    public void setCommission(Commission value) {
+        this.commission = value;
+    }
+
+    /**
+     * Gets the value of the gmOptions property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link GMOptions }
+     *     
+     */
+    public GMOptions getGMOptions() {
+        return gmOptions;
+    }
+
+    /**
+     * Sets the value of the gmOptions property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link GMOptions }
+     *     
+     */
+    public void setGMOptions(GMOptions value) {
+        this.gmOptions = value;
+    }
+
+    /**
+     * Gets the value of the gmMethod property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link GMMethod }
+     *     
+     */
+    public GMMethod getGMMethod() {
+        return gmMethod;
+    }
+
+    /**
+     * Sets the value of the gmMethod property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link GMMethod }
+     *     
+     */
+    public void setGMMethod(GMMethod value) {
+        this.gmMethod = value;
+    }
+
+    /**
+     * Gets the value of the name property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link String }
+     *     
+     */
+    public String getName() {
+        return name;
+    }
+
+    /**
+     * Sets the value of the name property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link String }
+     *     
+     */
+    public void setName(String value) {
+        this.name = value;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/GMEvents.java b/service/src/main/java/market/guess/service/model/v2/GMEvents.java
new file mode 100644
index 0000000..61a5473
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/GMEvents.java
@@ -0,0 +1,80 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import java.util.ArrayList;
+import java.util.List;
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}GM-event" maxOccurs="unbounded"/>
+ *       </sequence>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "gmEvent"
+})
+@XmlRootElement(name = "GM-events")
+public class GMEvents {
+
+    @XmlElement(name = "GM-event", required = true)
+    protected List<GMEvent> gmEvent;
+
+    /**
+     * Gets the value of the gmEvent property.
+     * 
+     * <p>This accessor method returns a reference to the live list,
+     * not a snapshot. Therefore any modification you make to the
+     * returned list will be present inside the JAXB object.
+     * This is why there is not a <CODE>set</CODE> method for the gmEvent property.</p>
+     * 
+     * <p>
+     * For example, to add a new item, do as follows:
+     * </p>
+     * <pre>
+     * getGMEvent().add(newItem);
+     * </pre>
+     * 
+     * 
+     * <p>
+     * Objects of the following type(s) are allowed in the list
+     * {@link GMEvent }
+     * </p>
+     * 
+     * 
+     * @return
+     *     The value of the gmEvent property.
+     */
+    public List<GMEvent> getGMEvent() {
+        if (gmEvent == null) {
+            gmEvent = new ArrayList<>();
+        }
+        return this.gmEvent;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/GMLMSR.java b/service/src/main/java/market/guess/service/model/v2/GMLMSR.java
new file mode 100644
index 0000000..b299a19
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/GMLMSR.java
@@ -0,0 +1,60 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}b"/>
+ *       </sequence>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "b"
+})
+@XmlRootElement(name = "GM-LMSR")
+public class GMLMSR {
+
+    protected int b;
+
+    /**
+     * Gets the value of the b property.
+     * 
+     */
+    public int getB() {
+        return b;
+    }
+
+    /**
+     * Sets the value of the b property.
+     * 
+     */
+    public void setB(int value) {
+        this.b = value;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/GMMarketMaker.java b/service/src/main/java/market/guess/service/model/v2/GMMarketMaker.java
new file mode 100644
index 0000000..2eb0e6e
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/GMMarketMaker.java
@@ -0,0 +1,80 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import java.util.ArrayList;
+import java.util.List;
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}event" maxOccurs="unbounded"/>
+ *       </sequence>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "event"
+})
+@XmlRootElement(name = "GM-market-maker")
+public class GMMarketMaker {
+
+    @XmlElement(required = true)
+    protected List<Event> event;
+
+    /**
+     * Gets the value of the event property.
+     * 
+     * <p>This accessor method returns a reference to the live list,
+     * not a snapshot. Therefore any modification you make to the
+     * returned list will be present inside the JAXB object.
+     * This is why there is not a <CODE>set</CODE> method for the event property.</p>
+     * 
+     * <p>
+     * For example, to add a new item, do as follows:
+     * </p>
+     * <pre>
+     * getEvent().add(newItem);
+     * </pre>
+     * 
+     * 
+     * <p>
+     * Objects of the following type(s) are allowed in the list
+     * {@link Event }
+     * </p>
+     * 
+     * 
+     * @return
+     *     The value of the event property.
+     */
+    public List<Event> getEvent() {
+        if (event == null) {
+            event = new ArrayList<>();
+        }
+        return this.event;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/GMMethod.java b/service/src/main/java/market/guess/service/model/v2/GMMethod.java
new file mode 100644
index 0000000..06338c0
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/GMMethod.java
@@ -0,0 +1,98 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <choice>
+ *         <element ref="{}GM-LMSR"/>
+ *         <element ref="{}GM-order-book"/>
+ *       </choice>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "gmlmsr",
+    "gmOrderBook"
+})
+@XmlRootElement(name = "GM-method")
+public class GMMethod {
+
+    @XmlElement(name = "GM-LMSR")
+    protected GMLMSR gmlmsr;
+    @XmlElement(name = "GM-order-book")
+    protected GMOrderBook gmOrderBook;
+
+    /**
+     * Gets the value of the gmlmsr property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link GMLMSR }
+     *     
+     */
+    public GMLMSR getGMLMSR() {
+        return gmlmsr;
+    }
+
+    /**
+     * Sets the value of the gmlmsr property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link GMLMSR }
+     *     
+     */
+    public void setGMLMSR(GMLMSR value) {
+        this.gmlmsr = value;
+    }
+
+    /**
+     * Gets the value of the gmOrderBook property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link GMOrderBook }
+     *     
+     */
+    public GMOrderBook getGMOrderBook() {
+        return gmOrderBook;
+    }
+
+    /**
+     * Sets the value of the gmOrderBook property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link GMOrderBook }
+     *     
+     */
+    public void setGMOrderBook(GMOrderBook value) {
+        this.gmOrderBook = value;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/GMOptions.java b/service/src/main/java/market/guess/service/model/v2/GMOptions.java
new file mode 100644
index 0000000..a819656
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/GMOptions.java
@@ -0,0 +1,80 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import java.util.ArrayList;
+import java.util.List;
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}GM-option" maxOccurs="2"/>
+ *       </sequence>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "gmOption"
+})
+@XmlRootElement(name = "GM-options")
+public class GMOptions {
+
+    @XmlElement(name = "GM-option", required = true)
+    protected List<String> gmOption;
+
+    /**
+     * Gets the value of the gmOption property.
+     * 
+     * <p>This accessor method returns a reference to the live list,
+     * not a snapshot. Therefore any modification you make to the
+     * returned list will be present inside the JAXB object.
+     * This is why there is not a <CODE>set</CODE> method for the gmOption property.</p>
+     * 
+     * <p>
+     * For example, to add a new item, do as follows:
+     * </p>
+     * <pre>
+     * getGMOption().add(newItem);
+     * </pre>
+     * 
+     * 
+     * <p>
+     * Objects of the following type(s) are allowed in the list
+     * {@link String }
+     * </p>
+     * 
+     * 
+     * @return
+     *     The value of the gmOption property.
+     */
+    public List<String> getGMOption() {
+        if (gmOption == null) {
+            gmOption = new ArrayList<>();
+        }
+        return this.gmOption;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/GMOrderBook.java b/service/src/main/java/market/guess/service/model/v2/GMOrderBook.java
new file mode 100644
index 0000000..f38c707
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/GMOrderBook.java
@@ -0,0 +1,111 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlAttribute;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <attribute name="initial" use="required" type="{http://www.w3.org/2001/XMLSchema}int" />
+ *       <attribute name="d" use="required" type="{http://www.w3.org/2001/XMLSchema}int" />
+ *       <attribute name="allow-mint" use="required">
+ *         <simpleType>
+ *           <restriction base="{http://www.w3.org/2001/XMLSchema}string">
+ *             <enumeration value="false"/>
+ *             <enumeration value="true"/>
+ *           </restriction>
+ *         </simpleType>
+ *       </attribute>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "")
+@XmlRootElement(name = "GM-order-book")
+public class GMOrderBook {
+
+    @XmlAttribute(name = "initial", required = true)
+    protected int initial;
+    @XmlAttribute(name = "d", required = true)
+    protected int d;
+    @XmlAttribute(name = "allow-mint", required = true)
+    protected String allowMint;
+
+    /**
+     * Gets the value of the initial property.
+     * 
+     */
+    public int getInitial() {
+        return initial;
+    }
+
+    /**
+     * Sets the value of the initial property.
+     * 
+     */
+    public void setInitial(int value) {
+        this.initial = value;
+    }
+
+    /**
+     * Gets the value of the d property.
+     * 
+     */
+    public int getD() {
+        return d;
+    }
+
+    /**
+     * Sets the value of the d property.
+     * 
+     */
+    public void setD(int value) {
+        this.d = value;
+    }
+
+    /**
+     * Gets the value of the allowMint property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link String }
+     *     
+     */
+    public String getAllowMint() {
+        return allowMint;
+    }
+
+    /**
+     * Sets the value of the allowMint property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link String }
+     *     
+     */
+    public void setAllowMint(String value) {
+        this.allowMint = value;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/GMUser.java b/service/src/main/java/market/guess/service/model/v2/GMUser.java
new file mode 100644
index 0000000..85b41f4
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/GMUser.java
@@ -0,0 +1,118 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlAttribute;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}initial-cash"/>
+ *         <element ref="{}GM-market-maker" minOccurs="0"/>
+ *       </sequence>
+ *       <attribute name="name" use="required" type="{http://www.w3.org/2001/XMLSchema}string" />
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "initialCash",
+    "gmMarketMaker"
+})
+@XmlRootElement(name = "GM-user")
+public class GMUser {
+
+    @XmlElement(name = "initial-cash")
+    protected int initialCash;
+    @XmlElement(name = "GM-market-maker")
+    protected GMMarketMaker gmMarketMaker;
+    @XmlAttribute(name = "name", required = true)
+    protected String name;
+
+    /**
+     * Gets the value of the initialCash property.
+     * 
+     */
+    public int getInitialCash() {
+        return initialCash;
+    }
+
+    /**
+     * Sets the value of the initialCash property.
+     * 
+     */
+    public void setInitialCash(int value) {
+        this.initialCash = value;
+    }
+
+    /**
+     * Gets the value of the gmMarketMaker property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link GMMarketMaker }
+     *     
+     */
+    public GMMarketMaker getGMMarketMaker() {
+        return gmMarketMaker;
+    }
+
+    /**
+     * Sets the value of the gmMarketMaker property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link GMMarketMaker }
+     *     
+     */
+    public void setGMMarketMaker(GMMarketMaker value) {
+        this.gmMarketMaker = value;
+    }
+
+    /**
+     * Gets the value of the name property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link String }
+     *     
+     */
+    public String getName() {
+        return name;
+    }
+
+    /**
+     * Sets the value of the name property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link String }
+     *     
+     */
+    public void setName(String value) {
+        this.name = value;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/GMUsers.java b/service/src/main/java/market/guess/service/model/v2/GMUsers.java
new file mode 100644
index 0000000..cfebbc4
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/GMUsers.java
@@ -0,0 +1,80 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import java.util.ArrayList;
+import java.util.List;
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <sequence>
+ *         <element ref="{}GM-user" maxOccurs="unbounded"/>
+ *       </sequence>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "gmUser"
+})
+@XmlRootElement(name = "GM-users")
+public class GMUsers {
+
+    @XmlElement(name = "GM-user", required = true)
+    protected List<GMUser> gmUser;
+
+    /**
+     * Gets the value of the gmUser property.
+     * 
+     * <p>This accessor method returns a reference to the live list,
+     * not a snapshot. Therefore any modification you make to the
+     * returned list will be present inside the JAXB object.
+     * This is why there is not a <CODE>set</CODE> method for the gmUser property.</p>
+     * 
+     * <p>
+     * For example, to add a new item, do as follows:
+     * </p>
+     * <pre>
+     * getGMUser().add(newItem);
+     * </pre>
+     * 
+     * 
+     * <p>
+     * Objects of the following type(s) are allowed in the list
+     * {@link GMUser }
+     * </p>
+     * 
+     * 
+     * @return
+     *     The value of the gmUser property.
+     */
+    public List<GMUser> getGMUser() {
+        if (gmUser == null) {
+            gmUser = new ArrayList<>();
+        }
+        return this.gmUser;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/GuessMarket.java b/service/src/main/java/market/guess/service/model/v2/GuessMarket.java
new file mode 100644
index 0000000..1ce28c8
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/GuessMarket.java
@@ -0,0 +1,97 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import jakarta.xml.bind.annotation.XmlAccessType;
+import jakarta.xml.bind.annotation.XmlAccessorType;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlRootElement;
+import jakarta.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for anonymous complex type</p>.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.</p>
+ * 
+ * <pre>{@code
+ * <complexType>
+ *   <complexContent>
+ *     <restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       <all>
+ *         <element ref="{}GM-events"/>
+ *         <element ref="{}GM-users"/>
+ *       </all>
+ *     </restriction>
+ *   </complexContent>
+ * </complexType>
+ * }</pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+
+})
+@XmlRootElement(name = "Guess-Market")
+public class GuessMarket {
+
+    @XmlElement(name = "GM-events", required = true)
+    protected GMEvents gmEvents;
+    @XmlElement(name = "GM-users", required = true)
+    protected GMUsers gmUsers;
+
+    /**
+     * Gets the value of the gmEvents property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link GMEvents }
+     *     
+     */
+    public GMEvents getGMEvents() {
+        return gmEvents;
+    }
+
+    /**
+     * Sets the value of the gmEvents property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link GMEvents }
+     *     
+     */
+    public void setGMEvents(GMEvents value) {
+        this.gmEvents = value;
+    }
+
+    /**
+     * Gets the value of the gmUsers property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link GMUsers }
+     *     
+     */
+    public GMUsers getGMUsers() {
+        return gmUsers;
+    }
+
+    /**
+     * Sets the value of the gmUsers property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link GMUsers }
+     *     
+     */
+    public void setGMUsers(GMUsers value) {
+        this.gmUsers = value;
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/model/v2/ObjectFactory.java b/service/src/main/java/market/guess/service/model/v2/ObjectFactory.java
new file mode 100644
index 0000000..7f0fff9
--- /dev/null
+++ b/service/src/main/java/market/guess/service/model/v2/ObjectFactory.java
@@ -0,0 +1,231 @@
+//
+// This file was generated by the Eclipse Implementation of JAXB, v4.0.5 
+// See https://eclipse-ee4j.github.io/jaxb-ri 
+// Any modifications to this file will be lost upon recompilation of the source schema. 
+//
+
+
+package market.guess.service.model.v2;
+
+import javax.xml.namespace.QName;
+import jakarta.xml.bind.JAXBElement;
+import jakarta.xml.bind.annotation.XmlElementDecl;
+import jakarta.xml.bind.annotation.XmlRegistry;
+
+
+/**
+ * This object contains factory methods for each 
+ * Java content interface and Java element interface 
+ * generated in the market.guess.service.model.v2 package. 
+ * <p>An ObjectFactory allows you to programmatically 
+ * construct new instances of the Java representation 
+ * for XML content. The Java representation of XML 
+ * content can consist of schema derived interfaces 
+ * and classes representing the binding of schema 
+ * type definitions, element declarations and model 
+ * groups.  Factory methods for each of these are 
+ * provided in this class.
+ * 
+ */
+@XmlRegistry
+public class ObjectFactory {
+
+    private static final QName _InitialCash_QNAME = new QName("", "initial-cash");
+    private static final QName _Id_QNAME = new QName("", "id");
+    private static final QName _Description_QNAME = new QName("", "description");
+    private static final QName _B_QNAME = new QName("", "b");
+    private static final QName _GMOption_QNAME = new QName("", "GM-option");
+
+    /**
+     * Create a new ObjectFactory that can be used to create new instances of schema derived classes for package: market.guess.service.model.v2
+     * 
+     */
+    public ObjectFactory() {
+    }
+
+    /**
+     * Create an instance of {@link Event }
+     * 
+     * @return
+     *     the new instance of {@link Event }
+     */
+    public Event createEvent() {
+        return new Event();
+    }
+
+    /**
+     * Create an instance of {@link Commission }
+     * 
+     * @return
+     *     the new instance of {@link Commission }
+     */
+    public Commission createCommission() {
+        return new Commission();
+    }
+
+    /**
+     * Create an instance of {@link GuessMarket }
+     * 
+     * @return
+     *     the new instance of {@link GuessMarket }
+     */
+    public GuessMarket createGuessMarket() {
+        return new GuessMarket();
+    }
+
+    /**
+     * Create an instance of {@link GMEvents }
+     * 
+     * @return
+     *     the new instance of {@link GMEvents }
+     */
+    public GMEvents createGMEvents() {
+        return new GMEvents();
+    }
+
+    /**
+     * Create an instance of {@link GMEvent }
+     * 
+     * @return
+     *     the new instance of {@link GMEvent }
+     */
+    public GMEvent createGMEvent() {
+        return new GMEvent();
+    }
+
+    /**
+     * Create an instance of {@link GMOptions }
+     * 
+     * @return
+     *     the new instance of {@link GMOptions }
+     */
+    public GMOptions createGMOptions() {
+        return new GMOptions();
+    }
+
+    /**
+     * Create an instance of {@link GMMethod }
+     * 
+     * @return
+     *     the new instance of {@link GMMethod }
+     */
+    public GMMethod createGMMethod() {
+        return new GMMethod();
+    }
+
+    /**
+     * Create an instance of {@link GMLMSR }
+     * 
+     * @return
+     *     the new instance of {@link GMLMSR }
+     */
+    public GMLMSR createGMLMSR() {
+        return new GMLMSR();
+    }
+
+    /**
+     * Create an instance of {@link GMOrderBook }
+     * 
+     * @return
+     *     the new instance of {@link GMOrderBook }
+     */
+    public GMOrderBook createGMOrderBook() {
+        return new GMOrderBook();
+    }
+
+    /**
+     * Create an instance of {@link GMUsers }
+     * 
+     * @return
+     *     the new instance of {@link GMUsers }
+     */
+    public GMUsers createGMUsers() {
+        return new GMUsers();
+    }
+
+    /**
+     * Create an instance of {@link GMUser }
+     * 
+     * @return
+     *     the new instance of {@link GMUser }
+     */
+    public GMUser createGMUser() {
+        return new GMUser();
+    }
+
+    /**
+     * Create an instance of {@link GMMarketMaker }
+     * 
+     * @return
+     *     the new instance of {@link GMMarketMaker }
+     */
+    public GMMarketMaker createGMMarketMaker() {
+        return new GMMarketMaker();
+    }
+
+    /**
+     * Create an instance of {@link JAXBElement }{@code <}{@link Integer }{@code >}
+     * 
+     * @param value
+     *     Java instance representing xml element's value.
+     * @return
+     *     the new instance of {@link JAXBElement }{@code <}{@link Integer }{@code >}
+     */
+    @XmlElementDecl(namespace = "", name = "initial-cash")
+    public JAXBElement<Integer> createInitialCash(Integer value) {
+        return new JAXBElement<>(_InitialCash_QNAME, Integer.class, null, value);
+    }
+
+    /**
+     * Create an instance of {@link JAXBElement }{@code <}{@link Integer }{@code >}
+     * 
+     * @param value
+     *     Java instance representing xml element's value.
+     * @return
+     *     the new instance of {@link JAXBElement }{@code <}{@link Integer }{@code >}
+     */
+    @XmlElementDecl(namespace = "", name = "id")
+    public JAXBElement<Integer> createId(Integer value) {
+        return new JAXBElement<>(_Id_QNAME, Integer.class, null, value);
+    }
+
+    /**
+     * Create an instance of {@link JAXBElement }{@code <}{@link String }{@code >}
+     * 
+     * @param value
+     *     Java instance representing xml element's value.
+     * @return
+     *     the new instance of {@link JAXBElement }{@code <}{@link String }{@code >}
+     */
+    @XmlElementDecl(namespace = "", name = "description")
+    public JAXBElement<String> createDescription(String value) {
+        return new JAXBElement<>(_Description_QNAME, String.class, null, value);
+    }
+
+    /**
+     * Create an instance of {@link JAXBElement }{@code <}{@link Integer }{@code >}
+     * 
+     * @param value
+     *     Java instance representing xml element's value.
+     * @return
+     *     the new instance of {@link JAXBElement }{@code <}{@link Integer }{@code >}
+     */
+    @XmlElementDecl(namespace = "", name = "b")
+    public JAXBElement<Integer> createB(Integer value) {
+        return new JAXBElement<>(_B_QNAME, Integer.class, null, value);
+    }
+
+    /**
+     * Create an instance of {@link JAXBElement }{@code <}{@link String }{@code >}
+     * 
+     * @param value
+     *     Java instance representing xml element's value.
+     * @return
+     *     the new instance of {@link JAXBElement }{@code <}{@link String }{@code >}
+     */
+    @XmlElementDecl(namespace = "", name = "GM-option")
+    public JAXBElement<String> createGMOption(String value) {
+        return new JAXBElement<>(_GMOption_QNAME, String.class, null, value);
+    }
+
+}
diff --git a/service/src/main/java/market/guess/service/repositories/EventRepository.java b/service/src/main/java/market/guess/service/repository/EventRepository.java
index 7794c99..506949f 100644
--- a/service/src/main/java/market/guess/service/repositories/EventRepository.java
+++ b/service/src/main/java/market/guess/service/repository/EventRepository.java
@@ -1,4 +1,4 @@
-package market.guess.service.repositories;
+package market.guess.service.repository;
 
 import market.guess.service.domain.Event;
 
diff --git a/service/src/main/java/market/guess/service/repositories/UserRepository.java b/service/src/main/java/market/guess/service/repository/UserRepository.java
index 992a8b3..aafdc98 100644
--- a/service/src/main/java/market/guess/service/repositories/UserRepository.java
+++ b/service/src/main/java/market/guess/service/repository/UserRepository.java
@@ -1,4 +1,4 @@
-package market.guess.service.repositories;
+package market.guess.service.repository;
 
 import market.guess.service.domain.User;