[
  {
    "op": "core/column-removal",
    "columnName": "Column 2",
    "description": "Remove column Column 2"
  },
  {
    "op": "core/text-transform",
    "engineConfig": {
      "facets": [],
      "mode": "record-based"
    },
    "columnName": "Column 1",
    "expression": "grel:value.replace(\"LDR\",\"000\")",
    "onError": "keep-original",
    "repeat": false,
    "repeatCount": 10,
    "description": "Text transform on cells in column Column 1 using expression grel:value.replace(\"LDR\",\"000\")"
  },
  {
    "op": "core/key-value-columnize",
    "keyColumnName": "Column 1",
    "valueColumnName": "Column 3",
    "noteColumnName": "",
    "description": "Columnize by key column Column 1 and value column Column 3 with note column "
  }
]