Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAvQMezglkjzzZgidJTPNWpjVI+Jk4iFf6zCpXD1IFiThRoWb7PYv2Lst2y… (1,748 chars)"
  }
}