userData property
Extra data defined by APP, it will be sent to all users in group, max length is 128 bytes.
用户定义的附加数据,此数据会广播给所有分组用户。最大长度 128 字节。
Implementation
String? userData;
Extra data defined by APP, it will be sent to all users in group, max length is 128 bytes.
用户定义的附加数据,此数据会广播给所有分组用户。最大长度 128 字节。
String? userData;