createGroup method
Implementation
Future<Map<String, dynamic>> createGroup({
required String ownerUserId,
required String groupName,
List<String> memberUserIds = const [],
}) =>
_userPost('/api/user/im/groups/create', {
'appId': appId,
'ownerUserId': ownerUserId,
'groupName': groupName,
'memberUserIds': memberUserIds,
});