Generate a shopping cart without a lead

curl --request POST \
  --url https://public-api.prd.monument.io/shopping/{portfolio}/v1/shopping-cart/generate-detached-cart \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <x-api-key>' \
  --data '
{
  "facilityUuid": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "unitGroupUuid": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "dateDesiredMoveIn": "2024-01-15",
  "promotionUuid": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
'

{
  "items": [
    {
      "itemType": {
        "itemTypeUuid": "<string>",
        "itemTypeName": "<string>",
        "description": "<string>",
        "isTaxable": true,
        "category": "SERVICES",
        "isRecurring": true,
        "isRequiredAtMoveIn": true,
        "isRequiredAtTransfer": true,
        "isReadOnly": true,
        "isActive": true,
        "numberOfFacilities": 123,
        "amount": "<string>",
        "isProratedAtMoveIn": true,
        "amountInPennies": 123,
        "taxAmountInPennies": 123,
        "entityAttributeOrganizationUuid": "<string>",
        "entityAttributeOrganizationDescription": "<string>",
        "feeType": "PERCENTAGE",
        "fixedFeeAmount": 123,
        "feePercentage": 123,
        "fullNonProratedAmount": 123,
        "invoiceGenerationType": "ANNIVERSARY",
        "glAccountTypeUuid": "<string>",
        "promotion": {
          "promotionUuid": "<string>",
          "promotionName": "<string>",
          "discountType": "<string>",
          "discountAmountInPennies": 123,
          "internalNote": "<string>"
        },
        "feeConditions": [
          {
            "itemTypeFeeConditionUuid": "<string>",
            "sortOrder": 123,
            "amountType": "FIXED",
            "rentRangeFrom": 123,
            "rentRangeTo": 123,
            "rateThreshold": 123
          }
        ]
      },
      "dateDesiredMoveIn": "2023-11-07T05:31:56Z",
      "amountInPennies": 123,
      "preProrationAmountInPennies": 123,
      "billingPeriod": 123
    }
  ]
}