Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHFgFsCnk/+1WgP7eeapZb8fG0fFcZDXLyec6u6tHCkax90RyxRaR+mMOtl… (844 chars)"
  }
}