public async Task <IActionResult> RemoveRole(string userid, string roleid)
 {
     try
     {
         return(Ok(await context.RemoveRole(userid, roleid)));
     }
     catch (Exception ex)
     {
         return(BadRequest(new ErrorMessage(ex.Message)));
     }
 }
 public IHttpActionResult RemoveRole(string userId, string roleId)
 {
     try
     {
         return(Ok(context.RemoveRole(userId, roleId)));
     }
     catch (Exception ex)
     {
         return(BadRequest(ex.Message));
     }
 }