Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGDw3tHj5FWMM5OUhMLI5nrI7Ued28xKRUiKqiqz2PUqEAYtmCycP/N2Kdb… (844 chars)"
  }
}