toJson method

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

Implementation

@override
Map<String, dynamic> toJson([dynamic extra]) {
  return {
    "@type": CONSTRUCTOR,
    "user_id": userId,
    "joined_chat_date": joinedChatDate,
    "via_chat_folder_invite_link": viaChatFolderInviteLink,
    "approver_user_id": approverUserId,
  };
}