{
  "resourceType": "Immunization",
  "id": "reaction",
  "identifier": [
    {
      "system": "urn:ietf:rfc:3986",
      "value": "urn:oid:1.3.6.1.4.1.21367.2005.3.7.1234"
    }
  ],
  "status": "completed",
  "vaccineCode": {
    "coding": [
      {
        "system": "http://hl7.org/fhir/sid/cvx",
        "code": "175"
      }
    ],
    "text": "Rabies - IM Diploid cell culture"
  },
  "manufacturer": {
    "reference": {
      "reference": "Organization/hl7"
    }
  },
  "lotNumber": "PPL909K",
  "expirationDate": "2023-01-21",
  "patient": {
    "reference": "Patient/example"
  },
  "encounter": {
    "reference": "Encounter/example"
  },
  "occurrenceDateTime": "2021-09-12",
  "primarySource": true,
  "location": {
    "reference": "Location/1"
  },
  "site": {
    "coding": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ActSite",
        "code": "LA",
        "display": "left arm"
      }
    ]
  },
  "route": {
    "coding": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-RouteOfAdministration",
        "code": "IM",
        "display": "Injection, intramuscular"
      }
    ]
  },
  "doseQuantity": {
    "value": 5,
    "system": "http://unitsofmeasure.org",
    "code": "mg"
  },
  "performer": [
    {
      "function": {
        "coding": [
          {
            "system": "http://terminology.hl7.org/CodeSystem/v2-0443",
            "code": "OP"
          }
        ]
      },
      "actor": {
        "reference": "Practitioner/example"
      }
    },
    {
      "function": {
        "coding": [
          {
            "system": "http://terminology.hl7.org/CodeSystem/v2-0443",
            "code": "AP"
          }
        ]
      },
      "actor": {
        "reference": "Practitioner/example"
      }
    }
  ],
  "note": [
    {
      "text": "Notes on adminstration of vaccine"
    }
  ],
  "reason": [
    {
      "reference": {
        "reference": "Observation/example"
      }
    }
  ],
  "isSubpotent": false,
  "reaction": [
    {
      "date": "2021-09-12",
      "manifestation": {
        "reference": {
          "reference": "Observation/example2"
        }
      },
      "reported": false
    }
  ],
  "meta": {
    "tag": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ActReason",
        "code": "HTEST",
        "display": "test health data"
      }
    ]
  }
}