1.0.0.0824d3

Former-commit-id: 9a34bc8e071534ff7f6a2ce5a064b2c8f0cf73a7
Former-commit-id: 93ed811485f3db8b8c8cad244ca545da85015183

projects/IoTCenter/Api/InfluxController.cs

@@ -24,8 +24,7 @@ namespace IoTCenter.Api
         }
 
         [HttpPost]
-        [Produces("application/json")]
-        public async Task<string> Query()
+        public async Task<IActionResult> Query()
         {
             var server = this._cfg["influxdb:url"];
             var url = $"{server}/query";
@@ -44,7 +43,8 @@ namespace IoTCenter.Api
             }
             using var content = new FormUrlEncodedContent(data);
             var client = _httpClientFactory.CreateClient();
-            return await client.PostAsync(url, content).Result.Content.ReadAsStringAsync();
+            var result = await client.PostAsync(url, content).Result.Content.ReadAsStringAsync();
+            return Content(result, "application/json");
         }
 
         private string FromBase64(string value)