Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHNYBSDWH+pgQ1H7a4AU3MbI2Dh3WgCMqUnNUAJr31BExFTvEPkOoRFDvgz… (844 chars)"
  }
}