Simple Tutorial Custom Type

{
  "Header" : {
    "title" : {
      "type" : "StructuredText",
      "config" : {
        "single" : "heading1"
      }
    },
    "subtitle" : {
      "type" : "StructuredText",
      "config" : {
        "single" : "paragraph"
      }
    },
    "image" : {
      "type" : "Image"
    }
  },
  "Content" : {
    "content" : {
      "fieldset" : "Tutorial Content",
      "type" : "Slices",
      "config" : {
        "labels" : { },
        "choices" : {
          "step" : {
            "type" : "Group",
            "fieldset" : "Tutorial Step",
            "config" : {
              "repeat" : false,
              "fields" : {
                "title" : {
                  "type" : "StructuredText",
                  "config" : {
                    "placeholder" : "Step Title...",
                    "single" : "heading2"
                  }
                },
                "minutes" : {
                  "type" : "Number",
                  "config" : {
                    "label" : "Minutes"
                  }
                }
              }
            }
          },
          "text" : {
            "type" : "StructuredText",
            "fieldset" : "Text",
            "config" : {
              "placeholder" : "Start typing...",
              "multi" : "paragraph, hyperlink, em, strong, heading3"
            }
          },
          "linkAction" : {
            "type" : "Group",
            "fieldset" : "Link Action",
            "config" : {
              "repeat" : false,
              "fields" : {
                "link" : {
                  "type" : "Link",
                  "config" : { }
                },
                "buttonLabel" : {
                  "type" : "Text",
                  "config" : {
                    "label" : "Button Label"
                  }
                }
              }
            }
          },
          "code" : {
            "fieldset" : "Code Snippet",
            "type" : "StructuredText",
            "config" : {
              "single" : "preformatted"
            }
          },
          "info" : {
            "fieldset" : "More Info",
            "type" : "StructuredText",
            "config" : {
              "multi" : "paragraph, heading4"
            }
          }
        }
      }
    }
  }
}