onOwnerChangedFromGroup method Null safety

void onOwnerChangedFromGroup(
  1. String groupId,
  2. String newOwner,
  3. String oldOwner
)

Occurs when the group ownership is transferred.

Param groupId The group ID.

Param newOwner The new owner.

Param oldOwner The previous owner.

Implementation

void onOwnerChangedFromGroup(
    String groupId, String newOwner, String oldOwner);