Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBB3A02Uu1hEQY1cJ/HEdN/6vmY4iQyTAWBo4I28EzwTgN5S6ZmlyKR3duA… (844 chars)"
  }
}