toJson method

Implementation

Map<String, dynamic> toJson() {
  return {
    'callID': callID,
    'sip_call_id': sipCallId,
    'sipCode': sipCode,
    'causeCode': causeCode,
    'cause': cause ?? CauseCode.getCauseFromCode(causeCode),
    'sipReason': sipReason,
  };
}