# 领取免费优惠链步骤奖励

完成当前用户的优惠链步骤进程，并发放相关奖励。

  注意
    仅对优惠链中的免费步骤使用此调用。
  对于需要以真实货币支付的步骤，请改用为付费优惠链步骤创建订单调用。

Endpoint: POST /v2/project/{project_id}/user/offer_chain/{offer_chain_id}/step/number/{step_number}/claim
Version: 2.0.0
Security: XsollaLoginUserJWT

## Path parameters:

  - `project_id` (integer, required)
    项目ID。您可以在您的发布商帐户项目名称旁边找到。
    Example: 44056

  - `offer_chain_id` (integer, required)
    优惠链ID。
    Example: 101

  - `step_number` (integer, required)
    优惠链步骤编号。
    Example: 1

## Response 200 fields (application/json):

  - `order_id` (integer)
    订单ID。

## Response 401 fields (application/json):

  - `errorCode` (integer)
    Example: 1501

  - `errorMessage` (string)
    Example: "[0401-1501]: Authorization failed: Provide authorization"

  - `statusCode` (integer)
    Example: 401

## Response 404 fields (application/json):

  - `errorCode` (integer)
    Example: 1102

  - `errorMessage` (string)
    Example: "[0401-1102]: Unprocessable Entity. The property `property_name` is required"

  - `errorMessageExtended` (object,null)

  - `statusCode` (integer)
    Example: 422

  - `transactionId` (string)
    Example: "x-x-x-x-transactionId-mock-x-x-x"

## Response 422 fields (application/json):

  - `errorCode` (integer)
    Example: 1102

  - `errorMessage` (string)
    Example: "[0401-1102]: Unprocessable Entity. The property `property_name` is required"

  - `errorMessageExtended` (object,null)

  - `statusCode` (integer)
    Example: 422

  - `transactionId` (string)
    Example: "x-x-x-x-transactionId-mock-x-x-x"