{
  "title": "RubyGem Dev Week test",
  "datasets": [
    {
      "type": "dataset",
      "id": "dataset.sales",
      "title": "Commits",
      "columns": [
        {
          "type": "anchor",
          "id": "attr.sales.id"
        },
        {
          "type": "fact",
          "id" : "some_sales_fact_id",
          "title": "Sales fact Title",
          "description": "Sales Fact description"
        },
        {
          "type": "reference",
          "id": "ref_dev_id",
          "dataset": "dataset.devs"
        },
        {
          "type": "reference",
          "id": "ref_repo_id",
          "dataset": "dataset.repos"
        }
      ]
    }
  ]
}