diff --git a/Sources/src/main/kotlin/allin/Application.kt b/Sources/src/main/kotlin/allin/Application.kt
index 9e5f881..bd62889 100644
--- a/Sources/src/main/kotlin/allin/Application.kt
+++ b/Sources/src/main/kotlin/allin/Application.kt
@@ -5,7 +5,7 @@ import allin.routing.BasicRouting
 import allin.routing.BetRouter
 import allin.routing.ParticipationRouter
 import allin.routing.UserRouter
-import allin.utils.TokenManager
+import allin.utils.*
 import com.typesafe.config.ConfigFactory
 import io.ktor.serialization.kotlinx.json.*
 import io.ktor.server.application.*
diff --git a/Sources/src/main/kotlin/allin/model/Bet.kt b/Sources/src/main/kotlin/allin/model/Bet.kt
index c99b923..16d7bb1 100644
--- a/Sources/src/main/kotlin/allin/model/Bet.kt
+++ b/Sources/src/main/kotlin/allin/model/Bet.kt
@@ -2,9 +2,35 @@ package allin.model
 
 import allin.serializer.ZonedDateTimeSerializer
 import kotlinx.serialization.Serializable
-import java.util.*
+import java.time.ZonedDateTime
 
 @Serializable
-data class Bet(val id: Int, val theme: String, val sentenceBet: String, @Serializable(ZonedDateTimeSerializer::class) val endRegistration: Date, @Serializable(ZonedDateTimeSerializer::class) var endBet : Date, var isPrivate : Boolean, var response : MutableList<String>, var createdBy : String)
+data class Bet(
+    val id: String,
+    val theme: String,
+    val sentenceBet: String,
+    @Serializable(ZonedDateTimeSerializer::class) val endRegistration: ZonedDateTime,
+    @Serializable(ZonedDateTimeSerializer::class) var endBet: ZonedDateTime,
+    var isPrivate: Boolean,
+    var response: MutableList<String>,
+    val createdBy: String
+)
+
+@Serializable
+data class UpdatedBetData(
+    val id: String,
+    @Serializable(ZonedDateTimeSerializer::class) val endBet: ZonedDateTime,
+    val isPrivate: Boolean,
+    val response: MutableList<String>
+)
+
 @Serializable
-data class UpdatedBetData(val id: Int,@Serializable(ZonedDateTimeSerializer::class) val endBet: Date, val isPrivate: Boolean, val response: MutableList<String>)
\ No newline at end of file
+data class BetWithoutId(
+    val theme: String,
+    val sentenceBet: String,
+    @Serializable(ZonedDateTimeSerializer::class) val endRegistration: ZonedDateTime,
+    @Serializable(ZonedDateTimeSerializer::class) var endBet: ZonedDateTime,
+    var isPrivate: Boolean,
+    var response: MutableList<String>,
+    val createdBy: String
+)
\ No newline at end of file
diff --git a/Sources/src/main/kotlin/allin/model/Participation.kt b/Sources/src/main/kotlin/allin/model/Participation.kt
new file mode 100644
index 0000000..b2e8495
--- /dev/null
+++ b/Sources/src/main/kotlin/allin/model/Participation.kt
@@ -0,0 +1,19 @@
+package allin.model
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class Participation(
+    val id: String,
+    val betId: String,
+    val username: String,
+    val answer: String,
+    val stake: Int
+)
+
+@Serializable
+data class ParticipationRequest(
+    val betId: String,
+    val answer: String,
+    val stake: Int
+)
\ No newline at end of file
diff --git a/Sources/src/main/kotlin/allin/model/User.kt b/Sources/src/main/kotlin/allin/model/User.kt
index 4f3f1f0..ac0122e 100644
--- a/Sources/src/main/kotlin/allin/model/User.kt
+++ b/Sources/src/main/kotlin/allin/model/User.kt
@@ -2,7 +2,26 @@ package allin.model
 
 import kotlinx.serialization.Serializable
 
+
+@Serializable
+data class User(
+    val id: String,
+    val username: String,
+    val email: String,
+    var password: String,
+    var nbCoins: Int = 500,
+    var token: String? = null
+)
+
 @Serializable
-data class User(val username: String, val email: String, var password: String, var nbCoins: Double = 1000.0, var token: String? = null)
+data class UserRequest(
+    val username: String,
+    val email: String,
+    var password: String
+)
+
 @Serializable
-data class CheckUser(val login: String,val password: String)
+data class CheckUser(
+    val login: String,
+    val password: String
+)
\ No newline at end of file
diff --git a/Sources/src/main/kotlin/allin/routing/BetRouter.kt b/Sources/src/main/kotlin/allin/routing/BetRouter.kt
index 6d7cb79..e54e685 100644
--- a/Sources/src/main/kotlin/allin/routing/BetRouter.kt
+++ b/Sources/src/main/kotlin/allin/routing/BetRouter.kt
@@ -4,7 +4,6 @@ import allin.ext.hasToken
 import allin.ext.verifyUserFromToken
 import allin.model.ApiMessage
 import allin.model.Bet
-import allin.model.BetWithoutId
 import allin.model.UpdatedBetData
 import allin.utils.AppConfig
 import io.ktor.http.*
@@ -22,7 +21,7 @@ fun Application.BetRouter() {
     routing {
         route("/bets/add") {
             post {
-                val bet = call.receive<BetWithoutId>()
+                val bet = call.receive<Bet>()
                 val id = UUID.randomUUID().toString()
                 val username = tokenManagerBet.getUsernameFromToken(bet.createdBy)
                 bets.find { it.id == id }?.let {
diff --git a/Sources/src/main/kotlin/allin/utils/TokenManager.kt b/Sources/src/main/kotlin/allin/utils/TokenManager.kt
index 75f15d5..86f2073 100644
--- a/Sources/src/main/kotlin/allin/utils/TokenManager.kt
+++ b/Sources/src/main/kotlin/allin/utils/TokenManager.kt
@@ -11,19 +11,18 @@ import java.util.*
 
 class TokenManager private constructor(val config: HoconApplicationConfig) {
 
-    val audience=config.property("audience").getString()
-    val secret=config.property("secret").getString()
-    val issuer=config.property("issuer").getString()
-    fun generateJWTToken(user : User): String {
+    val audience = config.property("audience").getString()
+    val secret = config.property("secret").getString()
+    val issuer = config.property("issuer").getString()
+    fun generateJWTToken(user: User): String {
         val expirationDate = System.currentTimeMillis() + 604800000 // une semaine en miliseconde
 
-        val token = JWT.create()
+        return JWT.create()
             .withAudience(audience)
             .withIssuer(issuer)
             .withClaim("username", user.username)
             .withExpiresAt(Date(expirationDate))
             .sign(Algorithm.HMAC256(secret))
-        return token
     }
 
     fun verifyJWTToken(): JWTVerifier {
@@ -35,10 +34,10 @@ class TokenManager private constructor(val config: HoconApplicationConfig) {
 
     fun generateOrReplaceJWTToken(user: User): String {
         val userToken = getUserToken(user)
-        if (userToken != null && !isTokenExpired(userToken)) {
-            return userToken
+        return if (userToken != null && !isTokenExpired(userToken)) {
+            userToken
         } else {
-            return generateJWTToken(user)
+            generateJWTToken(user)
         }
     }
 
@@ -75,6 +74,7 @@ class TokenManager private constructor(val config: HoconApplicationConfig) {
         val decodedJWT: DecodedJWT = JWT.decode(token)
         return decodedJWT.getClaim("username").asString()
     }
+
     companion object {
         private var instance: TokenManager? = null
         fun getInstance(config: HoconApplicationConfig): TokenManager {