Checks if the given UUID is in the given group Note: if group membership data is more than 60 secs old this will return Updating Please wait and retry later
Args
Name
Hint
group
the UUID of the group
avatar
the UUID of the avatar you wish to check with
Return hints
☑ Membership reply with [membershipStatus,AvatarUUID,AvatarnameIfKnown,GroupUUID]