Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAJuqXUaCPEMmqM/iiM6vf9JQJ6Rm5T4JgqOhoaDwahLnhnLL19Gq9Cs574… (1,748 chars)"
  }
}