Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAmDp7f9MAffhCzbkKYOq2SkWvwUV7YZ1p6l82YwKPHO3y9ZIRMgaGTIQTF… (844 chars)"
  }
}