calpine-node/examples/excel2json/data/mapper.json

{
  "data": [
    {
      "dataIndex": "Name",
      "label": "Name"
    },
    {
      "dataIndex": "Age",
      "label": "Age"
    }
  ],
  "configs": {
    "outputPath": "./data/outputs/exported",
    "outputName": "my_exported_data",
    "sheetName": "Sheet1",
    "saveToOutput": true
  }
}