Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA9S9XRDL+tIBIzOccWSKKx8qvdJfXA5MM6KLXlbQDvTWFDnGrCmGpd/eph… (844 chars)"
  }
}