[
  {
    "op": "core/column-addition",
    "engineConfig": {
      "facets": [
        {
          "type": "list",
          "name": "key",
          "expression": "value",
          "columnName": "key",
          "invert": false,
          "omitBlank": false,
          "omitError": false,
          "selection": [
            {
              "v": {
                "v": "*****",
                "l": "*****"
              }
            }
          ],
          "selectBlank": false,
          "selectError": false
        }
      ],
      "mode": "row-based"
    },
    "baseColumnName": "value",
    "expression": "grel:value",
    "onError": "set-to-blank",
    "newColumnName": "typ",
    "columnInsertIndex": 2
  },
  {
    "op": "core/fill-down",
    "engineConfig": {
      "facets": [],
      "mode": "row-based"
    },
    "columnName": "typ"
  },
  {
    "op": "core/row-removal",
    "engineConfig": {
      "facets": [
        {
          "type": "list",
          "name": "key",
          "expression": "value",
          "columnName": "key",
          "invert": false,
          "omitBlank": false,
          "omitError": false,
          "selection": [
            {
              "v": {
                "v": "*****",
                "l": "*****"
              }
            }
          ],
          "selectBlank": false,
          "selectError": false
        }
      ],
      "mode": "row-based"
    }
  },
  {
    "op": "core/text-transform",
    "engineConfig": {
      "facets": [],
      "mode": "row-based"
    },
    "columnName": "key",
    "expression": "grel:cells['typ'].value + '|' + value",
    "onError": "keep-original",
    "repeat": false,
    "repeatCount": 10
  },
  {
    "op": "core/column-removal",
    "columnName": "typ"
  }
]