{
  "resourceType": "BiologicallyDerivedProduct",
  "id": "allogeneicHCT",
  "request": [
    {
      "reference": "ServiceRequest/example",
      "display": "Service Request for HCT Collection"
    }
  ],
  "collection": {
    "sourcePatient": {
      "reference": "Patient/pat2",
      "display": "HCT Donor"
    }
  },
  "meta": {
    "tag": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ActReason",
        "code": "HTEST",
        "display": "test health data"
      }
    ]
  }
}