Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBf2L7PhS9R1x2V/DVMO4QEO3h+wqmSVyQhZPBU8sFm23GFK3AwMYeMAjDp… (844 chars)"
  }
}