Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAzk40l+ZFwEd0+tT3Gef898/5+x4O7XHGSPwN3RCoBLWMF32IE2bCMO/S8… (1,748 chars)"
  }
}