Register With Role

// POST api/Account/Register
        [AllowAnonymous]
        [Route("Register")]
        public async Task<IHttpActionResult> Register(RegisterBindingModel model)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            var user = new User() { UserName = model.Email, Email = model.Email, ProfileType = (ProfileType)Enum.Parse(typeof(ProfileType), model.ProfileType) };

            IdentityResult result = await UserManager.CreateAsync(user, model.Password);

            if (!result.Succeeded)
            {
                return GetErrorResult(result);
            }
            else
            {
                UserManager.AddToRole(user.Id, "User");
            }

            return Ok();
        }