Rework parental ratings (#12615)

MediaBrowser.Model/Entities/ParentalRatingScore.cs

@@ -0,0 +1,32 @@
+using System.Text.Json.Serialization;
+
+namespace MediaBrowser.Model.Entities;
+
+/// <summary>
+/// A class representing an parental rating score.
+/// </summary>
+public class ParentalRatingScore
+{
+    /// <summary>
+    /// Initializes a new instance of the <see cref="ParentalRatingScore"/> class.
+    /// </summary>
+    /// <param name="score">The score.</param>
+    /// <param name="subScore">The sub score.</param>
+    public ParentalRatingScore(int score, int? subScore)
+    {
+        Score = score;
+        SubScore = subScore;
+    }
+
+    /// <summary>
+    /// Gets or sets the score.
+    /// </summary>
+    [JsonPropertyName("score")]
+    public int Score { get; set; }
+
+    /// <summary>
+    /// Gets or sets the sub score.
+    /// </summary>
+    [JsonPropertyName("subScore")]
+    public int? SubScore { get; set; }
+}