Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEQ+OcI7HgU5sUfac2paqagYmYfK4ta18XWfvZt8LjQdnb5QfLqyL1HhMVb… (844 chars)"
  }
}