people.json

"people" : {
  "type" : "Group",
  "fieldset" : "People",
  "config" : {
    "fields" : {
      "illustration" : {
        "type" : "Image",
        "config" : {
          "constraint" : {
            "height" : 1024
          },
          "thumbnails" : [ {
            "name" : "Icon",
            "width" : 532,
            "height" : 400
          } ]
        }
      },
      "title" : {
        "type" : "StructuredText",
        "config" : {
          "single" : "heading3",
          "placeholder" : "Name..."
        }
      },
      "summary" : {
        "type" : "StructuredText",
        "config" : {
          "placeholder" : "Job title",
          "single" : "paragraph"
        }
      }
    }
  }
}