Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHPmAgOO7h4dSvGBQeGeEtPpbFjjS2DnoLfPM7bDdApEWXGI6NlggGy6UeP… (844 chars)"
  }
}