Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCI2khu8/2Uc1lEMboCUc1LFxTmYavI+zBRit4yVbUJXj+mb+ml/hOBECYh… (1,748 chars)"
  }
}