Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAhx9gJxMtZgAr7iw53IVAlp4SHjXq2/0C1vfUMg2TzMTFyqHqQRS2jO5Eh… (844 chars)"
  }
}