Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBRGcitABKZYIXMA8ZOCdWE1BRwF+P6NXHuIBQ/86g8RE6WtEu/qqY/+99U… (844 chars)"
  }
}