Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAB4pFE2OpkFSOGUEyvoJEvxVymsdq/aYJAUWrHEPxeahoOGZCTdOZ3jfXh… (1,748 chars)"
  }
}