# Check if customer contract assignment exists Endpoint: HEAD /customer-contract-assignments Version: 1.11 Security: bearerAuth ## Query parameters: - `customerContractId` (string) Filter by customer contract Example: "0" - `rentalProductInventoryId` (string) Filter by RPI Example: "0" - `active` (string) Filter active contract assignments Example: "true | false" ## Response 200 fields ## Response 400 fields ## Response 401 fields ## Response 403 fields ## Response 404 fields