Written the documentation for the Game model.

Sources/Models/Game.swift

@@ -1,7 +1,17 @@
+/// This model structs represents a game that is related to an amiibo, when requested to the respective [remote API endpoint](https://www.amiiboapi.com/docs/#showGames).
 public struct Game {
+    
+    // MARK: Properties
+    
+    /// The list of identifiers associated to the game.
     public let ids: [String]
+    
+    /// The name of the game.
     public let name: String
+    
+    /// The list of usages that explains how the amiibo is being used in the game.
     public let usage: [Usage]?
+
 }
 
 // MARK: - Decodable