Вытащил солюшен на уровень выше, чтобы прощё было дотнетить

BlazorWebAssemblyVisaApiClient/Validation/Applicants/Models/RegisterApplicantRequestModel.cs

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+using System.ComponentModel.DataAnnotations;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using VisaApiClient;
+
+namespace BlazorWebAssemblyVisaApiClient.Validation.Applicants.Models;
+
+/// Model of request with attributes required for validation to work
+public class RegisterApplicantRequestModel
+{
+    [Required]
+    [ValidateComplexType]
+    public RegisterRequestModel RegisterRequest { get; set; } = new();
+
+    [Required]
+    [ValidateComplexType]
+    public NameModel ApplicantName { get; set; } = new();
+
+    [Required]
+    [ValidateComplexType]
+    public PassportModel Passport { get; set; } = new();
+
+    [Required(AllowEmptyStrings = true)]
+    public DateTimeOffset BirthDate { get; set; }
+
+    [Required]
+    [StringLength(70, MinimumLength = 1)]
+    public string CityOfBirth { get; set; } = default!;
+
+    [Required]
+    [StringLength(70, MinimumLength = 1)]
+    public string CountryOfBirth { get; set; } = default!;
+
+    [Required]
+    [StringLength(30, MinimumLength = 1)]
+    public string Citizenship { get; set; } = default!;
+
+    [Required]
+    [StringLength(30, MinimumLength = 1)]
+    public string CitizenshipByBirth { get; set; } = default!;
+
+    [Required(AllowEmptyStrings = true)]
+    [JsonConverter(typeof(StringEnumConverter))]
+    public Gender Gender { get; set; }
+
+    [Required(AllowEmptyStrings = true)]
+    [JsonConverter(typeof(StringEnumConverter))]
+    public MaritalStatusModel MaritalStatus { get; set; }
+
+    [Required]
+    [ValidateComplexType]
+    public NameModel FatherName { get; set; } = new();
+
+    [Required]
+    [ValidateComplexType]
+    public NameModel MotherName { get; set; } = new();
+
+    [Required]
+    [StringLength(50, MinimumLength = 1)]
+    public string JobTitle { get; set; } = default!;
+
+    [Required]
+    [ValidateComplexType]
+    public PlaceOfWorkModel PlaceOfWork { get; set; } = new();
+
+    public bool IsNonResident { get; set; }
+}