Telemetry-Connection.md

@@ -161,7 +161,7 @@ An example of target report would be:
    "timestamp":1675954177
 }
 ```
-
+**timestamp** and **toa** must contain the unix time in the moment of sending the targert report, **drone_serial** must have a value. The **sending frequency** shouldn't be higher than **1 Hz**.
 
 
 ### Obtain token