Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF0HleKB2vReo0q5HWqXvDpxBqcEe6k2gJBX4Fop4O0YBuxpxGldF1Dsvzp… (844 chars)"
  }
}