code: func (m *ChangeOperatorControlAck) Decode(buf []byte) {
  	data := bytes.NewBuffer(buf)
  	binary.Read(data, binary.LittleEndian, &m.GCS_SYSTEM_ID)
  	binary.Read(data, binary.LittleEndian, &m.CONTROL_REQUEST)
  	binary.Read(data, binary.LittleEndian, &m.ACK)
  }
docs: // Decode accepts a packed byte array and populates the fields of the ChangeOperatorControlAck