Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC4UMSptE7zuPOPwDaCTRJy2bQ9yd2Tis5W0ALxrgV6nRZHD0rckJmYLoZZ… (1,748 chars)"
  }
}