Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDNl+mzIxpgVUV+xEmFYFuC8r6lS0hTIdxFokCjPe5h0lc+RsJgBAYhlwOh… (844 chars)"
  }
}