Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH8kOKKUtoYwDjJHueP3Wai5zpoIIV6hv24VY/5oPUvH21SaUkEpVGBxMWI… (844 chars)"
  }
}