Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDZbkTN2+126sAndBrxHSDWsX+jFU/XJww6GVFy4viu3HdvyBP0c8fjFvd+… (1,748 chars)"
  }
}