Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB0uu+xWRN94r0WKn7D6pPFknu8J6kyddKfMkoZ1hNKYGV6O+X/gWJROgRI… (1,748 chars)"
  }
}