---
title: "Set User Adjustable values for a card"
method: POST
path: "/pws/pws_set_card_rule_param"
tags: ["Decision Engine"]
---

# Set User Adjustable values for a card

`POST /pws/pws_set_card_rule_param`

This web service allows to set User Adjustable values for a card.

## Request body

- PwsSetCardRuleParamModel — This web service allows to set custom rule parameters for a card.
  - `api_call_unique_identifier` string, required — Unique number that must be passed at each API request. Identifier to make each API request unique
  - `card_token` integer, required — Public token for a card
  - `client_id` integer, required — Unique identifier for the client which Paymentology will provide at outset
  - `param_name` string, required — Name of the rule parameter. Must exist in the rule definition.
  - `param_value` object, required — Value of rule parameter. Can be any JSON value (string, number, object, or array). The format depends on the parameter type defined in the rule.
  - `rule_id` integer, required — Rule id
  - `user_id` string — User Id of the Customer who triggered the API request.
  - `remarks` string — Remarks for API request

## Response `200`

Successful Response

- PwsSetCardRuleParamResponse
  - `header` ResponseHeader
    - `error_id` integer — Error Id
    - `error_desc` string — Error Message
  - `body` PwsSetCardRuleParamResponseBody
    - `param` PwsCardRuleParam
      - `isDefault` boolean, required — Indicates whether this is the default value from the rule definition (true) or a card-specific override (false)
      - `name` string, required — The name of the parameter defined in the rule predicate
      - `ruleId` integer, required — rule id to which this parameter belongs
      - `type` ParamType, required — Parameter type definition
        - `kind` 'SCALAR' | 'LIST', required — Whether the parameter is a single value (SCALAR) or a list (LIST)
        - `name` 'TEXT' | 'DECIMAL' | 'TIME_SPAN' | 'MONEY' | 'ENUM', required — The name of parameter type
        - `enumType` string — For ENUM types, specifies the enum class name
        - `timeSpanType` 'CARD_TXN_HISTORY' | 'MERCHANT_TXN_HISTORY' — The type of period. It can only be used with time span params.
      - `value` object, required — The parameter value. Can be any JSON value (string, number, object, or array).

## Other responses

- `404` — Webservices does not exist
- `500` — Internal Server error

---

[API](https://skmtc.net/paymentology/apis/payapi-docs.md) · [All operations](https://skmtc.net/paymentology/apis/payapi-docs/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/paymentology/payapi-docs/revisions/a675891b0365/schema)