Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAlN2e9BCVjXDmsEl+HBc99H5dMVTvic5xZo2bCRMbpxX9h4+7ZFGbko+Jx… (1,748 chars)"
  }
}