code: function setupBodyMarginValues() {
        if (
          'number' ===
            typeof (settings[iframeId] && settings[iframeId].bodyMargin) ||
          '0' === (settings[iframeId] && settings[iframeId].bodyMargin)
        ) {
          settings[iframeId].bodyMarginV1 = settings[iframeId].bodyMargin
          settings[iframeId].bodyMargin =
            '' + settings[iframeId].bodyMargin + 'px'
        }
      }
docs: The V1 iFrame script expects an int, where as in V2 expects a CSS string value such as '1px 3em', so if we have an int for V2, set V1=V2 and then convert V2 to a string PX value.