Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDiOt2nwkfWFVbHI+cdSbVv4mHrWCGPJgiDjIIYK3bJiGX4JWMPnttOxaqZ… (1,748 chars)"
  }
}