Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDHy6nx7OGwH1+b2BXLiPcrtH/U1aC/LySq2UaEU5PqJmX0WOiz3fT8/Owq… (1,748 chars)"
  }
}