ns_AspNetUsers_UserId",                         column: x => x.UserId,                         principalTable: "AspNetUsers",                         principalColumn: "Id",                         onDelete: ReferentialAction.Cascade);                 });              migrationBuilder.CreateTable(                 name: "AspNetUserRoles",                 columns: table => new                 {                     UserId = table.Column<string>(nullable: false),                     RoleId = table.Column<string>(nullable: false)                 },                 constraints: table =>                 {                     table.PrimaryKey("PK_AspNetUser