Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBTvgNNnnPP/h8rWwc8VECSt1MFkmWOyifE7YszQxMdJj1DJo5pSeHiK03Y… (1,748 chars)"
  }
}