Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHCaen3HdgZ0/pSJYIpVUQZzR22xH2SogGTDE6/1wu/Z1N6hp1HMxQI7HuT… (1,748 chars)"
  }
}