# Update a usage product inventory

Endpoint: PATCH /usage-product-inventories/{usage_product_inventory_id}
Version: 2.24
Security: bearerAuth

## Path parameters:

  - `usage_product_inventory_id` (integer, required)
    Usage product inventory identifier
    Example: 1

## Request fields (application/json-patch+json):

  - `op` (string, required)
    The JSON Patch operation to be performed
    Enum: "add", "remove", "replace", "move", "copy", "test"

  - `path` (string, required)
    A JSON-Pointer

  - `value` (object)
    The value to be used within the operations

  - `from` (string)
    A string containing a JSON Pointer value

## Response 200 fields (application/json):

  - `id` (integer)
    Usage product inventory identifier
    Example: 1

  - `siteId` (integer, required)
    Site identifier
    Example: 1

  - `usageProductId` (integer, required)
    Usage product identifier
    Example: 1

  - `startDate` (string, required)
    Start date

  - `endDate` (string)
    End date

  - `supplierAccountId` (integer)
    Supplier account identifier

  - `billByServiceId` (boolean)
    Bill by Service ID

  - `serviceId` (string)
    Service ID. Extra validations may be applied depending on product configurations

  - `billable` (boolean)
    Billable charge

  - `inFlightOrder` (boolean)
    In-flight order

  - `externalOrderReference` (string)
    external order reference

  - `externalNetworkOrderReference` (string)
    external Network order reference

  - `pendingEndDate` (string)
    Inflight order pending end date

  - `usageCapEnabled` (boolean)
    Usage cap enabled

  - `defaultUsageCap` (number)
    Default usage cap amount. Specify the value in minor currency units (i.e. pence for GBP, cents for EUR/USD)

  - `overrideUsageCap` (number)
    Override the default usage cap amount temporarily. Specify the value in minor currency units (e.g. pence for GBP, cents for EUR/USD)

  - `applySurcharges` (boolean)
    Do surcharge apply to this UPI? If true and a rate is found with a surchargeValue greater than 0 then an additional surcharge will be applied to the usage cost

  - `productReferences` (array, required)

  - `productReferences.id` (integer)
    Product reference identifier
    Example: 1

  - `productReferences.productReference` (string, required)
    Product reference. Extra validations may be applied depending on product configurations.

  - `productReferences.primary` (boolean)
    True if product reference is primary (main billing number)

  - `productReferences.label` (string)
    Product reference

  - `productReferences.userId` (string)
    User Id

  - `productReferences.userEmail` (string)
    User email address

  - `productReferences.costCentreCode` (string)
    Cost centre code

  - `productReferences.departmentCode` (string)
    Department code

  - `productReferences.notes` (string)
    Notes

  - `tripwirePlanId` (integer)
    Tripwire plan identifier


## Response 400 fields

## Response 401 fields

## Response 403 fields

## Response 404 fields