# Update a rental discount plan rule

Endpoint: PATCH /rental-discount-plan-rules/{rental_discount_plan_rule_id}
Version: 2.22
Security: bearerAuth

## Path parameters:

  - `rental_discount_plan_rule_id` (integer, required)
    Rental discount plan rule 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)
    Rental discount plan rule identifier
    Example: 1

  - `rentalDiscountPlanId` (integer, required)
    Rental discount plan identifier
    Example: 1

  - `productCategoryId` (integer, required)
    Product category identifier. The rule applies to all rental products in this category (unless rentalProductId is specified)
    Example: 1

  - `rentalProductId` (integer)
    Rental product identifier. Optional - if specified, the rule applies only to this specific rental product within the category
    Example: 1

  - `discountPercentage` (number, required)
    Discount percentage to apply (0-100)
    Example: 15


## Response 400 fields

## Response 401 fields

## Response 403 fields

## Response 404 fields