Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEd8VKQEYOb5DDBs/KvVx7rN3qtllejGwcGSF4AGM/j3xdPq5ELfDsw7mNu… (844 chars)"
  }
}