Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDgGXvB9+XKnY03JuXeEXlBxFSC99R2wOT0oledvBl+8GTIUR+EIKDfeC10… (1,748 chars)"
  }
}