last ...

AI/Models/Entities/XAiMessage.cs

@@ -4,6 +4,7 @@ using System.ComponentModel.DataAnnotations.Schema;
 using xModels.Base;
 using xCommons.Extensions;
 using xAiModels.Constants;
+using System.ComponentModel.DataAnnotations;
 
 namespace xAiApi.AI.Models.Entities
 {
@@ -12,9 +13,18 @@ namespace xAiApi.AI.Models.Entities
     /// </summary>
     public class XAiMessage : XBaseGuidIDEntity
     {
+        /// <summary>
+        /// User Identifier ...
+        /// </summary>
+        /// <value></value>
+        [Required]
+        [StringLength(255)]
+        public string OwnerId { get; set; }
+
         /// <summary>
         /// Message of Chat ...
         /// </summary>
+        [Required]
         public string Content { get; set; }
 
         /// <summary>
@@ -35,6 +45,7 @@ namespace xAiApi.AI.Models.Entities
         /// <summary>
         /// Conversation Id ...
         /// </summary>
+        [StringLength(255)]
         public Guid ConversationId { get; set; }
 
         /// <summary>