{
  "resourceType" : "DocumentReference",
  "id" : "example-genomicfile-hla00001",
  "identifier" : [{
    "system" : "http://www.somesystemabc.net/identifiers/files",
    "value" : "11111"
  }],
  "status" : "current",
  "docStatus" : "preliminary",
  "description" : "A sample Document Reference instance representing HLA00001.",
  "securityLabel" : [{
    "coding" : [{
      "system" : "http://terminology.hl7.org/CodeSystem/v3-Confidentiality",
      "code" : "R",
      "display" : "Restricted"
    }]
  }],
  "content" : [{
    "attachment" : {
      "contentType" : "text/html",
      "url" : "https://www.ebi.ac.uk/Tools/dbfetch/dbfetch?db=imgthla;id=HLA00001;format=fasta;style=raw",
      "title" : "HLA00001"
    }
  }]
}