[
  {
    "op": "core/blank-down",
    "engineConfig": {
      "facets": [],
      "mode": "row-based"
    },
    "columnName": "Column 1",
    "description": "Blank down cells in column Column 1"
  },
  {
    "op": "core/multivalued-cell-join",
    "columnName": "Column 2",
    "keyColumnName": "Column 1",
    "separator": "␟",
    "description": "Join multi-valued cells in column Column 2"
  }
]