Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDv7s3Trs5ify1Gf5j/DNNxsPqRj4y5aJIm8MbLqxyxXDN6AOzSLrCZE6rq… (844 chars)"
  }
}