API Example Clinical Data Exchange

{
    "resourceType": "Parameters",
    "parameter": [
        {
            "name": "TrackingId",
            "valueIdentifier": {
                "system": "http://example.org/tracking",
                "value": "TRACK-E2E-002"
            }
        },
        {
            "name": "AttachTo",
            "valueCode": "prior-auth"
        },
        {
            "name": "RequestId",
            "valueString": "REQ-E2E-002"
        },
        {
            "name": "PayerId",
            "valueIdentifier": {
                "system": "http://example.org/payer",
                "value": "PAYER-99"
            }
        },
        {
            "name": "ProviderId",
            "valueIdentifier": {
                "system": "http://example.org/provider",
                "value": "PROV-77"
            }
        },
        {
            "name": "MemberId",
            "valueIdentifier": {
                "system": "http://example.org/member",
                "value": "MBR-55"
            }
        },
        {
            "name": "ServiceDate",
            "valueDate": "2026-07-01"
        },
        {
            "name": "Attachment",
            "part": [
                {
                    "name": "LineItem",
                    "valueString": "1"
                },
                {
                    "name": "Code",
                    "valueCodeableConcept": {
                        "coding": [
                            {
                                "system": "http://loinc.org",
                                "code": "18748-4",
                                "display": "Diagnostic imaging study"
                            }
                        ]
                    }
                },
                {
                    "name": "Content",
                    "resource": {
                        "resourceType": "DocumentReference",
                        "status": "current",
                        "content": [
                            {
                                "attachment": {
                                    "contentType": "text/plain",
                                    "title": "e2e-attachment-one.txt",
                                    "creation": "2026-07-01T10:00:00Z",
                                    "data": "VGhpcyBpcyBhdHRhY2htZW50IE9ORSAtIGxpbmUgaXRlbSAxLg=="
                                }
                            }
                        ]
                    }
                }
            ]
        },
        {
            "name": "Attachment",
            "part": [
                {
                    "name": "LineItem",
                    "valueString": "2"
                },
                {
                    "name": "Code",
                    "valueCodeableConcept": {
                        "coding": [
                            {
                                "system": "http://loinc.org",
                                "code": "28570-0",
                                "display": "Procedure note"
                            }
                        ]
                    }
                },
                {
                    "name": "Content",
                    "resource": {
                        "resourceType": "DocumentReference",
                        "status": "current",
                        "content": [
                            {
                                "attachment": {
                                    "contentType": "text/plain",
                                    "title": "e2e-attachment-two.txt",
                                    "creation": "2026-07-01T10:05:00Z",
                                    "data": "VGhpcyBpcyBhdHRhY2htZW50IFRXTyAtIGxpbmUgaXRlbSAyLg=="
                                }
                            }
                        ]
                    }
                }
            ]
        }
    ]
}

{
	"resourceType": "OperationOutcome",
	"language": "en-US",
	"issue": [
		{
			"severity": "success",
			"code": "success",
			"details": {
				"coding": [
					{
						"system": "http://hl7.org/fhir/R4/valueset-operation-outcome.html",
						"code": "MSG_CREATED",
						"display": "Acknowledgement message"
					}
				],
				"text": "Acknowledgement for Attachment is received"
			}
		}
	]
}