Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDZhlvnAVRBPQ7stGWvPCw/Cign543ifTKfi10A/dEkf3vwSY0g2nBjVCDe… (1,748 chars)"
  }
}