Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQGx87jE8BivkAHZ8Oii9wFb+H1gdQ8Zze2LVzxgUjaz51J+3oPeGnTJS/nL… (1,748 chars)"
  }
}