Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH1M0jPMr2AZz17Oa22pHWvu+rMFPg/ivUTfCfQ0AzSIH+GeKYXvFd6tqIl… (844 chars)"
  }
}