Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFll3U0OSGYW3WA1ux9100jXsnr3S9Zy3xwHcW4MN/xYwGQ58MHc3QvuGrx… (844 chars)"
  }
}