Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDOLzQx3raHy7WZpmQR8qoe6UtUKZYs/knGNFX+4YH2njAfuDyjs5ZWJsQx… (1,748 chars)"
  }
}