Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDSTeKRVh/qpnG+aISzahPzfN7DE6/DGqSqqYIjWra+njCpMYVykD3+jHx2… (1,748 chars)"
  }
}