Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBVzklEPXOE0HchZjnH1uC03zHxJ3qv/zMgZvy9RMvJghG6Xtp8MYTf42j3… (1,748 chars)"
  }
}