Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH91fzdT5hUE/DWV2jT/RZe8FOHyap3lp8UOvYpbEFSNyJkgb32FuTM/ZaM… (844 chars)"
  }
}