onRequestToJoinReceivedFromGroup method Null safety
Occurs when the group owner or administrator receives a group request from a user.
Param groupId
The group ID.
Param groupName
The group name.
Param applicant
The ID of the user requesting to join the group.
Param reason
The reason for requesting to join the group.
Implementation
void onRequestToJoinReceivedFromGroup(
String groupId, String? groupName, String applicant, String? reason);