Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB3Xu6/bERJqr3oU2TS8TdEQaAyC2R/uBO5ngPMb+BFNiSD+aMD/EAS0W7/… (1,748 chars)"
  }
}