Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBs5Sn+bM7IjJ27EA0b42+V8LAcPNGqiNOvC0o6Ji2wRCDtu1fvgZS0mKvQ… (844 chars)"
  }
}