createUser static method
Create User Accepts Description in String Format Returns Roam User
Implementation
static Future<void> createUser(
{required String description, required RoamUserCallBack callBack}) async {
final Map<String, dynamic> params = <String, dynamic>{
'description': description
};
final String? result =
await _channel.invokeMethod(METHOD_CREATE_USER, params);
callBack(user: result);
}