Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC/oFTrwl97pYx154Cwu/bY4BNHGcweKaP+d/6b/mV4Jy7E5NaZZOcOjTUv… (1,748 chars)"
  }
}