Example of guidanceresponse requesting additional data

{
  "resourceType" : "GuidanceResponse",
  "id" : "additional-data-example",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative: GuidanceResponse</b><a name=\"additional-data-example\"> </a></p><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\">Resource GuidanceResponse &quot;additional-data-example&quot; </p></div><p><b>requestIdentifier</b>: <span title=\"  This example demonstrates the response to a decision support guidance request where additional information is requested using the GuidanceResponse resource.  \">id:\u00a0guidanceRequest2</span></p><p><b>identifier</b>: id:\u00a0guidanceResponse2</p><p><b>module</b>: <a href=\"http://someguidelineprovider.org/diabetes-guidelines.html\">http://someguidelineprovider.org/diabetes-guidelines.html</a></p><p><b>status</b>: data-required</p><p><b>subject</b>: <a href=\"patient-example.html\">Patient/example</a> &quot;Peter CHALMERS&quot;</p><p><b>encounter</b>: <a href=\"encounter-example.html\">Encounter/example</a></p><p><b>occurrenceDateTime</b>: 2017-03-10T16:02:00Z</p><p><b>performer</b>: <a href=\"broken-link.html\">Device/software</a></p><h3>Reasons</h3><table class=\"grid\"><tr><td>-</td><td><b>Concept</b></td></tr><tr><td>*</td><td>Diabetes Guideline <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> ()</span></td></tr></table><blockquote><p><b>dataRequirement</b></p><p><b>type</b>: Observation</p><p><b>mustSupport</b>: value</p><blockquote><p><b>codeFilter</b></p></blockquote></blockquote></div>"
  },
  "requestIdentifier" : {
    "system" : "http://example.org",
    "value" : "guidanceRequest2"
  },
  "identifier" : [{
    "system" : "http://example.org",
    "value" : "guidanceResponse2"
  }],
  "moduleUri" : "http://someguidelineprovider.org/diabetes-guidelines.html",
  "status" : "data-required",
  "subject" : {
    "reference" : "Patient/example"
  },
  "encounter" : {
    "reference" : "Encounter/example"
  },
  "occurrenceDateTime" : "2017-03-10T16:02:00Z",
  "performer" : {
    "reference" : "Device/software"
  },
  "reason" : [{
    "concept" : {
      "text" : "Diabetes Guideline"
    }
  }],
  "dataRequirement" : [{
    "type" : "Observation",
    "mustSupport" : ["value"],
    "codeFilter" : [{
      "path" : "code",
      "code" : [{
        "system" : "http://loinc.org",
        "code" : "4548-4",
        "display" : "Hemoglobin A1c/Hemoglobin.total in Blood"
      }]
    }]
  }]
}