diff --git a/src/Leanetec.EConnect.Client/Interface/IEConnectClient.cs b/src/Leanetec.EConnect.Client/Interface/IEConnectClient.cs
index 890ac22..1e5c081 100644
--- a/src/Leanetec.EConnect.Client/Interface/IEConnectClient.cs
+++ b/src/Leanetec.EConnect.Client/Interface/IEConnectClient.cs
@@ -8,4 +8,8 @@ public interface IEConnectClient<TError> where TError : class
 
     public Task<Response<IAsyncEnumerable<TData?>, TError>> GetListAsAsyncEnumerable<TData>(string? route = null, object? queryParams = null, CancellationToken cancel = default)
         where TData : class;
+
+    public Task<Response<TError>> PostAsync(string? route = null, object? queryParams = null, CancellationToken cancel = default);
+
+    public Task<Response<TError>> PostAsync(StreamContent content, string? route = null, object? queryParams = null, CancellationToken cancel = default);
 }
\ No newline at end of file
diff --git a/src/Leanetec.EConnect.Client/Order/PostDocumentRequest.cs b/src/Leanetec.EConnect.Client/Order/PostDocumentRequest.cs
new file mode 100644
index 0000000..fb572d3
--- /dev/null
+++ b/src/Leanetec.EConnect.Client/Order/PostDocumentRequest.cs
@@ -0,0 +1,30 @@
+using Leanetec.EConnect.Client.Dto;
+using Leanetec.EConnect.Client.Interface;
+using Leanetec.EConnect.Domain.Entities;
+using MediatR;
+
+namespace Leanetec.EConnect.Client.Order;
+
+public record PostDocumentRequest(string TenantId, int OrderId, StreamContent Content) : HttpRequest<Response<ProblemDetail>>
+{
+}
+
+public class PostDocumentRequestHandler : IRequestHandler<PostDocumentRequest, Response<ProblemDetail>>
+{
+    private readonly IEConnectClient<ProblemDetail> _client;
+
+    public PostDocumentRequestHandler(IEConnectClient<ProblemDetail> client)
+    {
+        _client = client;
+    }
+
+    public async Task<Response<ProblemDetail>> Handle(PostDocumentRequest request, CancellationToken cancel)
+    {
+        return await _client.PostAsync(
+            request.Content,
+            $"api/public/v{request.ApiVersion}/econnect/order/document/list",
+            new { request.TenantId, request.OrderId },
+            cancel
+        );
+    }
+}
\ No newline at end of file
diff --git a/src/Leanetec.EConnect.Infrastructure/EConnectClient.cs b/src/Leanetec.EConnect.Infrastructure/EConnectClient.cs
index 1f1fdf5..35fb5fa 100644
--- a/src/Leanetec.EConnect.Infrastructure/EConnectClient.cs
+++ b/src/Leanetec.EConnect.Infrastructure/EConnectClient.cs
@@ -90,7 +90,7 @@ public class EConnectClient<TError> : IEConnectClient<TError> where TError :  cl
         }
     }
 
-    public async Task<Response<TData, TError>> PostAsync<TData>(string? route = null, object? queryParams = null, CancellationToken cancel = default)
+    public async Task<Response<TError>> PostAsync(string? route = null, object? queryParams = null, CancellationToken cancel = default)
         where TData : class
     {
         route = AddQueryString(route, queryParams);
@@ -117,7 +117,7 @@ public class EConnectClient<TError> : IEConnectClient<TError> where TError :  cl
         }
     }
 
-    public async Task<Response<TData, TError>> PostAsync<TData>(StreamContent content, string? route = null, object? queryParams = null, CancellationToken cancel = default)
+    public async Task<Response<TError>> PostAsync(StreamContent content, string? route = null, object? queryParams = null, CancellationToken cancel = default)
         where TData : class
     {
         route = AddQueryString(route, queryParams);