Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGFJXqJ19PUae2sPx4wHtUCVGNhDF4lf8r9Y+3hJY3q2FLaaSBzI5TuJUCX… (844 chars)"
  }
}