Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFnbEkkEZdqVmJAkuMjsKa1Swl8YzHkk9RhiqnJxJnq8mwvzHiOv0XKQ2JI… (844 chars)"
  }
}