[
  {
    "op": "core/column-addition",
    "engineConfig": {
      "facets": [
        {
          "type": "list",
          "name": "E|001",
          "expression": "isBlank(value)",
          "columnName": "E|001",
          "invert": false,
          "omitBlank": false,
          "omitError": false,
          "selection": [
            {
              "v": {
                "v": false,
                "l": "false"
              }
            }
          ],
          "selectBlank": false,
          "selectError": false
        }
      ],
      "mode": "row-based"
    },
    "baseColumnName": "File",
    "expression": "grel:'n' + value.toLowercase()",
    "onError": "set-to-blank",
    "newColumnName": "E0XXb",
    "columnInsertIndex": 3,
    "description": "Create column E0XXb at index 3 based on column File using expression grel:'n' + value.toLowercase()"
  },
  {
    "op": "core/column-addition",
    "engineConfig": {
      "facets": [
        {
          "type": "list",
          "name": "E|001",
          "expression": "isBlank(value)",
          "columnName": "E|001",
          "invert": false,
          "omitBlank": false,
          "omitError": false,
          "selection": [
            {
              "v": {
                "v": false,
                "l": "false"
              }
            }
          ],
          "selectBlank": false,
          "selectError": false
        }
      ],
      "mode": "row-based"
    },
    "baseColumnName": "E|002a",
    "expression": "grel:value[6,8] + '-' + value[4,6] + '-' + value[2,4]",
    "onError": "set-to-blank",
    "newColumnName": "E0XX",
    "columnInsertIndex": 3,
    "description": "Create column E0XX at index 41 based on column E|002a using expression grel:value[6,8] + '-' + value[4,6] + '-' + value[2,4]"
  }
]