[
  {
    "op": "core/column-addition",
    "engineConfig": {
      "facets": [
        {
          "type": "list",
          "name": "E|EXNR",
          "expression": "isBlank(value)",
          "columnName": "E|EXNR",
          "invert": false,
          "omitBlank": false,
          "omitError": false,
          "selection": [
            {
              "v": {
                "v": false,
                "l": "false"
              }
            }
          ],
          "selectBlank": false,
          "selectError": false
        }
      ],
      "mode": "row-based"
    },
    "baseColumnName": "File",
    "expression": "grel:with(if(value=='DD',forNonBlank(cells['E|ZWGST'].value,v,v,value),value),x,'n'+x.toLowercase())",
    "onError": "set-to-blank",
    "newColumnName": "E0XXb",
    "columnInsertIndex": 3
  }
]