diff --git a/TransactionProcessor.BusinessLogic/TransactionProcessor.BusinessLogic.csproj b/TransactionProcessor.BusinessLogic/TransactionProcessor.BusinessLogic.csproj
index 8fff339e..4f5d6383 100644
--- a/TransactionProcessor.BusinessLogic/TransactionProcessor.BusinessLogic.csproj
+++ b/TransactionProcessor.BusinessLogic/TransactionProcessor.BusinessLogic.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="EstateManagement.Client" Version="2023.11.2-build65" />
+    <PackageReference Include="EstateManagement.Client" Version="2023.12.2-build66" />
     <PackageReference Include="EstateManagement.Database" Version="2023.11.1" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="7.0.7" />
     <PackageReference Include="MessagingService.Client" Version="2023.11.1" />
diff --git a/TransactionProcessor.DataTransferObjects/CreateFloatForContractProductRequest.cs b/TransactionProcessor.DataTransferObjects/CreateFloatForContractProductRequest.cs
index 4a60a2d6..975f26b2 100644
--- a/TransactionProcessor.DataTransferObjects/CreateFloatForContractProductRequest.cs
+++ b/TransactionProcessor.DataTransferObjects/CreateFloatForContractProductRequest.cs
@@ -5,24 +5,37 @@
 using System.Threading.Tasks;
 
 namespace TransactionProcessor.DataTransferObjects{
+    using Newtonsoft.Json;
+
     public class CreateFloatForContractProductRequest{
-        
+
+        [JsonProperty("contract_id")]
         public Guid ContractId{ get; set; }
 
+        [JsonProperty("product_id")]
         public Guid ProductId{ get; set; }
 
+        [JsonProperty("create_date_time")]
         public DateTime CreateDateTime{ get; set; }
     }
 
     public class CreateFloatForContractProductResponse
     {
+        [JsonProperty("float_id")]
         public Guid FloatId { get; set; }
     }
 
     public class RecordFloatCreditPurchaseRequest{
+        [JsonProperty("float_id")]
         public Guid FloatId { get; set; }
+
+        [JsonProperty("purchase_date_time")]
         public DateTime PurchaseDateTime { get; set; }
+
+        [JsonProperty("credit_amount")]
         public Decimal CreditAmount { get; set; }
+
+        [JsonProperty("cost_price")]
         public Decimal CostPrice { get; set; }
     }
 }
diff --git a/TransactionProcessor.IntegrationTesting.Helpers/TransactionProcessor.IntegrationTesting.Helpers.csproj b/TransactionProcessor.IntegrationTesting.Helpers/TransactionProcessor.IntegrationTesting.Helpers.csproj
index cc964bae..af0cca3b 100644
--- a/TransactionProcessor.IntegrationTesting.Helpers/TransactionProcessor.IntegrationTesting.Helpers.csproj
+++ b/TransactionProcessor.IntegrationTesting.Helpers/TransactionProcessor.IntegrationTesting.Helpers.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="EstateManagement.Client" Version="2023.11.2-build65" />
+    <PackageReference Include="EstateManagement.Client" Version="2023.12.2-build66" />
     <PackageReference Include="EstateManagement.IntegrationTesting.Helpers" Version="2023.11.1" />
   </ItemGroup>
 
diff --git a/TransactionProcessor.IntegrationTests/TransactionProcessor.IntegrationTests.csproj b/TransactionProcessor.IntegrationTests/TransactionProcessor.IntegrationTests.csproj
index 5b818617..0df38279 100644
--- a/TransactionProcessor.IntegrationTests/TransactionProcessor.IntegrationTests.csproj
+++ b/TransactionProcessor.IntegrationTests/TransactionProcessor.IntegrationTests.csproj
@@ -9,7 +9,7 @@
   <ItemGroup>
     <PackageReference Include="ClientProxyBase" Version="2023.12.2" />
     <PackageReference Include="Ductus.FluentDocker" Version="2.10.59" />
-    <PackageReference Include="EstateManagement.Client" Version="2023.11.2-build65" />
+    <PackageReference Include="EstateManagement.Client" Version="2023.12.2-build66" />
     <PackageReference Include="EstateManagement.IntegrationTesting.Helpers" Version="2023.11.2-build65" />
     <PackageReference Include="EventStoreProjections" Version="2023.12.2" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="7.0.7" />