This example illustrates embedding copy number segments directly as objects in lieu of supplying a url.

{
  name: "Copy number",
  type: "seg",
  displayMode: "EXPANDED",
  features: [
    {"chr": "1", "start": 3218610, "end": 4749076, "value": -0.2239, "sample": "TCGA-OR-A5J2-01"},
    {"chr": "1", "start": 4750119, "end": 11347492, "value": -0.8391,  "sample": "TCGA-OR-A5J2-01"}
  ]
}