fix(store): oboobs model deserialization, log media service errors

modules/ContentStore/Handler/Store.cs

@@ -123,8 +123,9 @@ public class Store : CommonHandler
             {
                 await PerformPurchase(mediaService, messageId);
             }
-            catch
+            catch (Exception e)
             {
+                Console.WriteLine(e);
                 answer = "Товар недоступен";
                 await Bot.EditMessageText(Chat.Id,
                     messageId,

modules/ContentStore/Model/OBoobsItem.cs

@@ -16,6 +16,6 @@ public record OBoobsItem
     [JsonPropertyName("model")]
     public string? Model { get; set; }
 
-    [JsonPropertyName("rank")]
+    [JsonPropertyName("preview")]
     public string Preview { get; set; } = string.Empty;
 }