Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCSL982KOtTWAZZXXqnR7zlOzqg4M1v/TCUWtJu8V2hsAL0VcgnD91iuPFv… (1,748 chars)"
  }
}