docs: def getTraceIdsByServiceName(self, service_name, end_ts, limit, order):
      """
      Fetch trace ids by service name.
      Gets "limit" number of entries from before the "end_ts".
  
      Timestamps are in microseconds.
  
      Parameters:
       - service_name
       - end_ts
       - limit
       - order
      """
      self.send_getTraceIdsByServiceName(service_name, end_ts, limit, order)
      return self.recv_getTraceIdsByServiceName()