Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFw92qr7vvRYzElmAntg1+1oN5hb/YNfb/ew6q8jGhCRCX62Dq/hA1/qJHr… (844 chars)"
  }
}