List leaderboard badges

Example response

{
  "$schema": "https://api.steamsets.com/schemas/V1LeaderboardListBadgesResponseBody.json",
  "badges": [
    {
      "appId": 730,
      "appImage": "https://cdn.cloudflare.steamstatic.com/steamcommunity/public/images/apps/730/a1a2f9f3f4c0c2b1f8d3a4e5f6d7e8f9.jpg",
      "appName": "Counter-Strike: Global Offensive",
      "badgeId": "bdg_123",
      "firstCompletion": "2023-01-01T00:00:00Z",
      "highestLevel": 123456,
      "image": "https://cdn.cloudflare.steamstatic.com/steamcommunity/public/images/items/2861690/088ef3b86f9529b031929eab0a2e60bf30d1b904.png",
      "isEvent": true,
      "isFoil": true,
      "isSale": true,
      "lastCompletion": "2023-01-01T00:00:00Z",
      "level": 123456,
      "name": "Sommer Sale 2024 Foil 1+",
      "price": 1200,
      "scarcity": 123456,
      "steamId": 76561198842603730,
      "trackedHolders": 123456,
      "xp": 123456
    }
  ]
}