Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDZ8Hk+oLyC/3Nhu2UuCdIaXtZK8pf48GvxaC0x4yoC2GpCFxM+0W16bS9D… (1,748 chars)"
  }
}