def decode(self, buffer: bytes) -> None:
is_incoming, proto, imei, when = unpack("!B16s16sd", buffer[:41])
self.is_incoming = bool(is_incoming)
def decode(self, buffer: bytes) -> None:
is_incoming, proto, imei, when = unpack("!B16s16sd", buffer[:41])
self.is_incoming = bool(is_incoming)