Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAvk1BQIFp5CtpCFRjk4HkIhDpJrTG1vLy5NQQowZ47aSddCXPMDdDk11t9… (1,748 chars)"
  }
}