curl --request POST \
  --url https://api.steamsets.com/v1/account.listFriends \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "id": {
    "accountId": 1,
    "steamId64": "<string>"
  },
  "vanity": {
    "type": "steam",
    "value": "<string>"
  }
}'

{
  "$schema": "https://api.steamsets.com/schemas/V1AccountListFriendsResponseBody.json",
  "friends": [
    {
      "appCost": 123456,
      "apps": 123456,
      "avatar": "f1a1d2c3d0c9d1e1f2f3f4f5f6f7f8f9",
      "awardsGiven": 123456,
      "awardsReceived": 123456,
      "badges": 123456,
      "bans": 1,
      "city": {
        "name": "Bad Krozingen"
      },
      "country": {
        "code": "DE",
        "name": "Germany"
      },
      "createdAt": "2023-01-01T00:00:00Z",
      "donated": 123456,
      "economyBan": "steam",
      "foilBadgeCost": 123456,
      "foilBadges": 123456,
      "friends": 123456,
      "friendsSince": "2023-11-07T05:31:56Z",
      "gameBans": 1,
      "level": 123456,
      "name": "steamsets",
      "normalBadgeCost": 123456,
      "normalBadges": 123456,
      "playtime": 123456,
      "pointsGiven": 123456,
      "pointsReceived": 123456,
      "privacy": "public",
      "region": {
        "name": "Europe"
      },
      "roles": [
        {
          "extras": {},
          "rating": 123,
          "role": "user"
        }
      ],
      "state": {
        "name": "Baden-Wurttemberg"
      },
      "steamId": "76561198842603734",
      "steamSetsScore": 1,
      "steamSetsVanity": "steamsets",
      "steamVanity": "steamsets",
      "vacBans": 1,
      "xp": 123456
    }
  ]
}