Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCMr7D9LbwsvnSN0FVe+x7N7jn+tcr2PtLXjpsUT1nErzAuGsKicH/H3cAh… (1,748 chars)"
  }
}