de.piksel.tech/services/index.php?&mode=jsonUse "request" param as post variable for submitting json/xml request payload for all POST requests.
| Name | 
|---|
Add a new slide to a presentation
{
  "request": {
    "authentication": {
      "app_token": "76f3139c-9c22-11e4-9c3f-2145185cv141",
      "client_token": "d4c1b92c0acb102ba3e1001613c061e2",
      "user_token": "7ccba1e8-1592-102b-8824-000c202ace54"
    },
    "header": {
      "header_version": 1,
      "api_version": "5",
      "no_cache": true
    },
    "ws_presentation_slide": {
      "presentationId": 1,
      "assetId": 2,
      "sortNum": 0,
      "time": 10,
      "url": "http:\/\/www.someurl.com"
    }
  }
}
                {
  "response": {
    "success": {
      "code": 1268,
      "message": "Slide added\/updated",
      "details": ""
    },
    "WsPresentationSlideResponse": {
      
    }
  }
}