This method updates the ad rate strategy for an existing Promoted Listings Standard (PLS) rules-based ad campaign that uses the Cost Per Sale (CPS) funding model.<br /><br />Specify the <b>campaign_id</b> as a path parameter. You can retrieve the campaign IDs for a seller by calling the <a href="/api-docs/sell/marketing/resources/campaign/methods/getCampaigns">getCampaigns</a> method.<br /><br /><span class="tablenote"><b>Note:</b> This method only applies to the CPS funding model; it does not apply to the Cost Per Click (CPC) funding model. See <a href="/api-docs/sell/static/marketing/pl-overview.html#funding-model">Funding Models</a> in the <i>Promoted Listings Playbook</i> for more information.</span>

{
  "success": true,
  "data": {
    "id": "abc123",
    "created_at": "2025-01-01T00:00:00Z"
  }
}

{
  "success": false,
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid request parameters"
  }
}

This method updates the ad rate strategy for an existing Promoted Listings Standard (PLS) rules-based ad campaign that uses the Cost Per Sale (CPS) funding model.<br /><br />Specify the <b>campaign_id</b> as a path parameter. You can retrieve the campaign IDs for a seller by calling the <a href="/api-docs/sell/marketing/resources/campaign/methods/getCampaigns">getCampaigns</a> method.<br /><br /><span class="tablenote"><b>Note:</b> This method only applies to the CPS funding model; it does not apply to the Cost Per Click (CPC) funding model. See <a href="/api-docs/sell/static/marketing/pl-overview.html#funding-model">Funding Models</a> in the <i>Promoted Listings Playbook</i> for more information.</span>

{
  "success": true,
  "data": {
    "id": "abc123",
    "created_at": "2025-01-01T00:00:00Z"
  }
}

{
  "success": false,
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid request parameters"
  }
}