Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCej8sAZbxdxTqCN7UZe8hs5GanHor6Y8xpGNUbfMLZeGYGpc46CSAm0rlv… (1,748 chars)"
  }
}