{
  "resourceType" : "Parameters",
  "id" : "structured-sig-request-ear-drops",
  "parameter" : [{
    "name" : "text",
    "valueString" : "Instill 2 drops in the affected ear twice daily"
  },
  {
    "name" : "medication",
    "valueCodeableConcept" : {
      "coding" : [{
        "system" : "http://www.nlm.nih.gov/research/umls/rxnorm",
        "code" : "1923428",
        "display" : "timolol 2.5 MG/ML Ophthalmic Solution"
      }]
    }
  }]
}