toJson method

@override Map<String, dynamic> toJson([ dynamic extra ])

Implementation

@override
Map<String, dynamic> toJson([dynamic extra]) {
  return {
    "@type": CONSTRUCTOR,
    "group_call_id": groupCallId,
    "participant_id": participantId.toJson(),
    "volume_level": volumeLevel,
    "@extra": extra,
  };
}