Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDsHYj0mD+dV8MzZJgaFQ+Hj/FsbzyxZWqsXhDqmfBcmmAVxftZIwa9v5Ew… (1,748 chars)"
  }
}