[
  {
    "op": "core/column-addition",
    "engineConfig": {
      "facets": [
        {
          "type": "list",
          "name": "M|MEDGR",
          "expression": "value",
          "columnName": "M|MEDGR",
          "invert": false,
          "omitBlank": false,
          "omitError": false,
          "selection": [
            {
              "v": {
                "v": "BAC",
                "l": "BAC"
              }
            },
            {
              "v": {
                "v": "DIP",
                "l": "DIP"
              }
            }
          ],
          "selectBlank": false,
          "selectError": false
        }
      ],
      "mode": "row-based"
    },
    "baseColumnName": "M|GT1B",
    "expression": "grel:value",
    "onError": "set-to-blank",
    "newColumnName": "6800",
    "columnInsertIndex": 3
  },
  {
    "op": "core/text-transform",
    "engineConfig": {
      "facets": [
        {
          "type": "list",
          "name": "M|MEDGR",
          "expression": "value",
          "columnName": "M|MEDGR",
          "invert": false,
          "omitBlank": false,
          "omitError": false,
          "selection": [
            {
              "v": {
                "v": "DI",
                "l": "DI"
              }
            },
            {
              "v": {
                "v": "MA",
                "l": "MA"
              }
            },
            {
              "v": {
                "v": "BA",
                "l": "BA"
              }
            }
          ],
          "selectBlank": false,
          "selectError": false
        }
      ],
      "mode": "row-based"
    },
    "columnName": "6800",
    "expression": "grel:cells['M|SYST'].value",
    "onError": "keep-original",
    "repeat": false,
    "repeatCount": 10
  },
  {
    "op": "core/text-transform",
    "engineConfig": {
      "facets": [
        {
          "type": "list",
          "name": "M|MEDGR",
          "expression": "value",
          "columnName": "M|MEDGR",
          "invert": false,
          "omitBlank": false,
          "omitError": false,
          "selection": [
            {
              "v": {
                "v": "DI",
                "l": "DI"
              }
            },
            {
              "v": {
                "v": "MA",
                "l": "MA"
              }
            },
            {
              "v": {
                "v": "BA",
                "l": "BA"
              }
            }
          ],
          "selectBlank": false,
          "selectError": false
        }
      ],
      "mode": "row-based"
    },
    "columnName": "6800",
    "expression": "grel:value + forNonBlank(cells['M|SW0'].value, v, '␟' + v,'')",
    "onError": "keep-original",
    "repeat": false,
    "repeatCount": 10
  }
]