Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHcJjmzS7m+FMWHrDVkdsQ6KzpSbEGZCZNRv9QosPkuPCvP1SYGPj8rrUBh… (844 chars)"
  }
}