Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBKz+4DAL5PHvN1ITHp9KwdUbq9mAZz/KNQBvIh3iSC9yDXcc8+4qXpB/UM… (844 chars)"
  }
}