Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCZBh+skgmy18rn1ME/lXLFBMXfpIscMPk5U1CODQpBUBAGUWjYVdQ6D8dW… (1,748 chars)"
  }
}