Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwErMnjyB+4XtH7MXaoQe3lqvgegMtAEF+Jq6k4TO1QeRhCkyT2DXTD3JwCe… (844 chars)"
  }
}