code: def timesync_send(self, tc1, ts1, force_mavlink1=False):
                  '''
                  Time synchronization message.
  
                  tc1                       : Time sync timestamp 1 (int64_t)
                  ts1                       : Time sync timestamp 2 (int64_t)
  
                  '''
                  return self.send(self.timesync_encode(tc1, ts1), force_mavlink1=force_mavlink1f timesync_send(self, tc1, ts1, force_mavlink1=False):
                  '''
                  Time synchronization message.
  
                  tc1                       : Time sync timestamp 1 (int64_t)
                  ts1                       : Time sync timestamp 2 (int64_t)
  
                  '''
                  return self.send(self.timesync_encode(tc1, ts1), force_mavlink1=force_mavlink1)
docs: Time synchronization message.
  
                  tc1                       : Time sync timestamp 1 (int64_t)
                  ts1                       : Time sync timestamp 2 (int64_t)