Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBz/vCPcEYjmhHPmwDq/TuVPGrcw4RxY5ArElwg8pME9FH4tLft0uMnV0RJ… (844 chars)"
  }
}