Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFbC4fZLizDm6uaLFLMNxnGU1M5y+5g3PSIV+d218nXjgst2UpVLGYBxDlB… (1,748 chars)"
  }
}