Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCiAGCMeyYwFf/jYmjvneYd+6Ib4J6DlL0D0dEpL9NL6nZeXqSAQp4ZV3Ds… (844 chars)"
  }
}