siteId | 
      required | 
      Number | 
      SiteId and PlacementID are your inventory IDs on the display.io platform (please ask your Account Manager for your site and placement IDs). | 
      7753 | 
    
    
      placementId | 
      required | 
      Number | 
      SiteId and PlacementID are your inventory IDs on the display.io platform (please ask your Account Manager for your site and placement IDs). | 
      5375 | 
    
    
      adsSrvDomain | 
      required | 
      String | 
        | 
      “appsrv.display.io” | 
    
    
      cdnDomain | 
      required | 
      String | 
        | 
      “cdn.display.io” | 
    
    
      renderURL | 
      optional | 
      String | 
        | 
      “https://cdn.display.io/webis/webis-prebid.min.js” | 
    
    
      pageCategory | 
      optional | 
      String | 
      Comma-separated list of IAB content categories that describe the current page or view of the site, list of available values. | 
      “pageCategory1, pageCategory2” | 
    
    
      keywords | 
      optional | 
      String | 
      Comma-separated list of keywords describing the content. | 
      “keyword1, keyword2, keyword3” | 
    
    
      custom | 
      optional | 
      Object | 
      User-defined targeting key-value pairs. custom applies to a specific unit. | 
      {headerTextColor: "red", fixedHeaderSelector: '.site-header'} | 
    
    
      custom.headerText | 
      optional | 
      String | 
      Ad container header text. By default, text is “Scroll to continue with content”. Limited to 50 characters. | 
      “Our awesome advertisement” | 
    
    
      custom.headerTextColor | 
      optional | 
      String | 
      Ad container header text color, “white” by default | 
      “#2196f3” | 
    
    
      custom.headerBackgroundColor | 
      optional | 
      String | 
      Ad container header background color, “black” by default | 
      “#fff” | 
    
    
      custom.adContainerBackgroundColor | 
      optional | 
      String | 
      Ad container body background color, “transparent” by default | 
      “#000” | 
    
    
      custom.fixedHeaderSelector | 
      optional | 
      String | 
      In case your webpage has a fixed header – the header Id attribute or header class attribute should be defined as a value for parameter fixedHeaderSelector. | 
      “.site-header” |