# Update a usage rate override

Endpoint: PATCH /usage-rate-overrides/{assignmentLevel}/{usage_rate_override_id}
Version: 1.15
Security: bearerAuth

## Path parameters:

  - `assignmentLevel` (string, required)
    Assignment level to be updated - CUSTOMER, SITE or INVENTORY
    Enum: "CUSTOMER", "SITE", "INVENTORY"

  - `usage_rate_override_id` (integer, required)
    Usage rate override 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 rate override identifier
    Example: 1

  - `assignmentLevel` (string, required)
    Rate overrides can be assigned at customer, site or product inventory levels - use the appropriate level to determine which fields are required.
    Example: "CUSTOMER"

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

  - `supplierId` (integer)
    Supplier identifier
    Example: 1

  - `chargeGroupId` (integer, required)
    Charge group identifier
    Example: 1

  - `variableChargeUnitSize` (integer, required)
    Variable charge unit size
    Example: 60

  - `quantityRoundingIncrement` (number, required)
    Quantity rounding increment
    Example: 1

  - `startDate` (string, required)
    Start date

  - `appliesToISDNOnly` (boolean)
    Applies to ISDN calls only?

  - `endDate` (string)
    End date

  - `peakValue` (number)
    Peak value

  - `offPeakValue` (number)
    Off peak value

  - `weekendValue` (number)
    Weekend value

  - `peakMinimumCharge` (number, required)
    Peak minimum charge

  - `offPeakMinimumCharge` (number, required)
    Off peak minimum charge

  - `weekendMinimumCharge` (number, required)
    Weekend minimum charge

  - `peakInitialCharge` (number, required)
    Peak initial charge

  - `offPeakInitialCharge` (number, required)
    Off peak initial charge

  - `weekendInitialCharge` (number, required)
    Weekend initial charge

  - `peakInitialChargePeriod` (integer, required)
    Peak initial charge period

  - `offPeakInitialChargePeriod` (integer, required)
    Off peak initial charge period

  - `weekendInitialChargePeriod` (integer, required)
    Weekend initial charge period


## Response 400 fields

## Response 401 fields

## Response 403 fields

## Response 404 fields