test .

Src/Dlhis.Basic/Organization/Controllers/GainfoFacesController.cs

@@ -52,8 +52,8 @@ public class GainfoFacesController : ControllerBase
         var headers = InitRequest(url, body, key, secret);
         client.DefaultRequestHeaders.Accept.Clear();
         client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue(headers["Accept"]));
-        var content = new StringContent(body, Encoding.UTF8);
-        foreach (var item in headers.Where(x => x.Key != "Accept"))
+        var content = new StringContent(body, Encoding.UTF8, headers["Content-Type"]);
+        foreach (var item in headers.Where(x => x.Key != "Accept").Where(x => x.Key != "Content-Type"))
         {
             content.Headers.Add(item.Key, item.Value);
         }