Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwAK1/i1T1BMnB1dJiVvJYWiUJX/j3bYk2r5qKKeo1JPcR1c2Oy4rqZIWWfe… (844 chars)"
  }
}