new
private List<string> GetClan(string target) => Clans.Call<List<string>>("GetClanMembers", target); add OnClanMemberJoined up there
change
private void OnClanMemberJoined(string playerID, List<string> members) -> private void OnClanMemberJoined(string playerID, string tag)
change
var ids = members -> var ids = GetClan(playerID)