public IHttpActionResult RemoveUserRole(UserIdRole userIdRole)                      // Xoa user ra khoi 1 hoac nhieu Role
 {
     return(Ok(_userServices.RemoveUserRole(userIdRole.userId, userIdRole.roleId))); //
 }
 public IHttpActionResult AddToRole(UserIdRole userIdRole) // Them user vao 1 hoac nhieu role
 {
     return(Ok(_userServices.AddToRole(userIdRole.userId, userIdRole.roleId)));
 }