Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB3OISeMWY2D9EChdbHHZUJCfwEWle/fZrpnnq+EiFDIWd2NWc41s/8JNTJ… (1,748 chars)"
  }
}