{
  "request_id": "590abbb7-bdba-4f96-b8e7-e1e155f9dc69",
  "memo": "Synthetic public marketing example. Two NYMEX CL futures positions only.",
  "calculation_type": "margins",
  "cycle_code": "C",
  "currency_code": "USD",
  "in_memory": true,
  "use_closest_match": false,
  "use_closest_active": false,
  "cme_symbology": "clearing",
  "execution_mode": "sync",
  "position_limits_enabled": false,
  "stress_test_enabled": false,
  "portfolio": [
    {
      "position_id": "1",
      "account_code": "C9-SPAN2-EXAMPLE-20261015",
      "exchange_code": "NYMEX",
      "contract_code": "CL",
      "contract_type": "FUT",
      "contract_expiry": "202612",
      "net_position": "10",
      "account_type": "H"
    },
    {
      "position_id": "2",
      "account_code": "C9-SPAN2-EXAMPLE-20261015",
      "exchange_code": "NYMEX",
      "contract_code": "CL",
      "contract_type": "FUT",
      "contract_expiry": "202701",
      "net_position": "-5",
      "account_type": "H"
    }
  ]
}