Further admin api work

extra/admin-api/Spacebar.AdminApi.Models/FileMetadataModel.cs

@@ -0,0 +1,23 @@
+using System.Text.Json.Serialization;
+
+namespace Spacebar.AdminApi.Models;
+
+public class FileMetadataModel {
+    public string UserId { get; set; } = null!;
+    public string Id { get; set; } = null!;
+    
+    [JsonConverter(typeof(JsonStringEnumConverter<FileUploadType>))]
+    public FileUploadType Type { get; set; }
+
+
+    public enum FileUploadType {
+        Attachment,
+        Avatar,
+        Banner,
+        GuildIcon,
+        GuildSplash,
+        GuildCover,
+        Emoji,
+        Sticker
+    }
+}