fix version 1

module/social/group/internal/logic/member/fetch.go

@@ -29,6 +29,7 @@ func Fetch(ctx context.Context, in *pb.IdentRequest) (reply *pb.GroupMemberReply
 	}
 
 	return &pb.GroupMemberReply{
-		Total: int32(len(members)),
+		Total:   int32(len(members)),
+		Members: members,
 	}, nil
 }