Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQChL+fRdFPKrwzVq4ab2FWGCH+TzTT/Hj3Fd9HfgCDN1hIyqk1o1cq0zlX9… (1,748 chars)"
  }
}