Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHpV+FkbVQKcr0Ndj9TV/ruKs2F9iLaUe9vpmRr2XtNhC1FD86VU4dGZqaj… (844 chars)"
  }
}