Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHZy5EZv8i6x2afhPutdCL2nMkA5kuUvSzypjDTQfQ9PGajkH0d0hzBnuGv… (844 chars)"
  }
}