added swagger response body example

application/src/main/java/org/thingsboard/server/controller/DeviceController.java

@@ -21,8 +21,11 @@ import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.MoreExecutors;
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiParam;
+import io.swagger.annotations.ApiResponse;
+import io.swagger.annotations.ApiResponses;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
@@ -175,6 +178,15 @@ public class DeviceController extends BaseController {
                     "If the user has the authority of 'Tenant Administrator', the server checks that the device is owned by the same tenant. " +
                     "If the user has the authority of 'Customer User', the server checks that the device is assigned to the same customer. " +
                     TENANT_OR_CUSTOMER_AUTHORITY_PARAGRAPH)
+    @ApiResponses(value = {
+            @ApiResponse(code = 200, message = "OK",
+                    examples = @io.swagger.annotations.Example(
+                            value = {
+                                    @io.swagger.annotations.ExampleProperty(
+                                            mediaType="application/json",
+                                            value="{\"http\":\"curl -v -X POST http://localhost:8080/api/v1/0ySs4FTOn5WU15XLmal8/telemetry --header Content-Type:application/json --data {temperature:25}\"," +
+                                                    "\"mqtt\":\"mosquitto_pub -d -q 1 -h localhost -t v1/devices/me/telemetry -i myClient1 -u myUsername1 -P myPassword -m {temperature:25}\"," +
+                                                    "\"coap\":\"coap-client -m POST coap://localhost:5683/api/v1/0ySs4FTOn5WU15XLmal8/telemetry -t json -e {temperature:25}\"}")}))})
     @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
     @RequestMapping(value = "/device/{deviceId}/commands", method = RequestMethod.GET)
     @ResponseBody