{
    "resourceType"  : "Appointment",
    "id"            : "",
    "identifier"    : [{
        "use"     : "",
        "type"    : { 
            "coding"  : [{
                "system"        : "",
                "version"       : "",
                "code"          : "",
                "display"       : "",
                "userSelected"  : true
            }],
            "text"    : ""
        },
        "system"  : "",
        "value"   : "",
        "period"  : {"start" : "", "end" : ""},
        "assigner": {
            "reference" : "",
            "display"   : ""
        }
    }],
    "status"            : "booked",
    "cancellationReason": {
        "coding": [{
            "system"        : "",
            "version"       : "",
            "code"          : "",
            "display"       : "",
            "userSelected"  : ""
        }],
        "text": ""
    },
    "class" : [{
        "coding": [{
            "system"        : "",
            "version"       : "",
            "code"          : "",
            "display"       : "",
            "userSelected"  : ""
        }],
        "text": ""
    }],
    "serviceCategory"   : [{
        "coding": [{
            "system"        : "",
            "version"       : "",
            "code"          : "",
            "display"       : "",
            "userSelected"  : ""
        }],
        "text": ""
    }],
    "serviceType": [{
        "concept": {
            "coding"  : [{
                "system"        : "",
                "version"       : "",
                "code"          : "",
                "display"       : "",
                "userSelected"  : false
            }],
            "text"    : ""
        },
        "reference" : {
            "reference" : "",
            "display"   : ""
        }

    }],
    "specialty" : [{
        "coding": [{
            "system"        : "",
            "version"       : "",
            "code"          : "",
            "display"       : "",
            "userSelected"  : ""
        }],
        "text": ""
    }],
    "appointmentType": {
        "coding": [{
            "system"        : "http://terminology.hl7.org/CodeSystem/v2-0276",
            "version"       : "",
            "code"          : "ROUT",
            "display"       : "Routine",
            "userSelected"  : ""
        }]
    },
    "reason" : [{
        "concept": {
            "coding"  : [{
                "system"        : "",
                "version"       : "",
                "code"          : "",
                "display"       : "",
                "userSelected"  : false
            }],
            "text"    : ""
        },
        "reference" : {
            "reference" : "",
            "display"   : ""
        }
    }],
    "priority" : {
        "coding": [{
            "system"        : "",
            "version"       : "",
            "code"          : "",
            "display"       : "",
            "userSelected"  : ""
        }],
        "text": ""
    },
    "description"   : "",
    "replaces"      : [{
        "reference" : "",
        "display"   : ""
    }],
    "virtualServiceDetail" : [{
        "channelType"   : {
            "system"        : "",
            "version"       : "",
            "code"          : "",
            "display"       : "",
            "userSelected"  : false 
        },
        "address"       : {
            "addressUrl"    : "",
            "addressString" : "",
            "addressContactPoint"   : {
                "system"    : "",
                "value"     : "",
                "use"       : "",
                "rank"      : 0,
                "period"    : {"start": "","end": ""}
            },
            "addressExtendedContactDetail"  : {
                "purpose"   : {
                    "coding": [{
                        "system"        : "",
                        "version"       : "",
                        "code"          : "",
                        "display"       : "",
                        "userSelected"  : ""
                    }],
                    "text": ""
                },
                "name"      : [{
                    "use"     : "",
                    "text"    : "",
                    "family"  : "",
                    "given"   : [""],
                    "prefix"  : [""],
                    "suffix"  : [""],
                    "period"  : {"start" : "", "end" : ""}
                }],
                "telecom"   : [{
                    "system"  : "",
                    "value"   : "",
                    "use"     : "",
                    "rank"    : 0,
                    "period"  : {"start" : "","end" : ""}
                }],
                "address"   : {
                    "use"       : "",
                    "type"      : "",
                    "text"      : "",
                    "line"      : [""],
                    "village"   : "",
                    "district"  : "",
                    "city"      : "",
                    "state"     : "",
                    "postalCode": "",
                    "country"   : "",
                    "period"    : {"start" : "","end" : ""},
                    "extension" : [{
                        "url"       : "",
                        "extension" : [{
                            "url"         : "",
                            "valueDisplay": "",
                            "valueCode"   : ""
                        }]
                    }]
                },
                "organization"  : {
                    "reference" : "",
                    "display"   : ""
                },
                "period"        : {"start" : "","end" : ""}
            }
        },
        "additionalInfo"    : [""],
        "maxParticipants"   : 0,
        "sessionKey"        : ""
    }],
    "supportingInformation" : [{
        "reference" : "",
        "display"   : ""
    }],
    "previousAppointment" : {
        "reference" : "",
        "display"   : ""
    },
    "originatingAppointment" : {
        "reference" : "",
        "display"   : ""
    },
    "start"             : "2025-05-10T09:00:00+00:00",
    "end"               : "2025-05-10T09:30:00+00:00",
    "minutesDuration"   : 30,
    "requestedPeriod"   : [{"start" : "","end" : ""}],
    "slot": [{
        "reference" : "",
        "display"   : ""
    }],
    "account": [{
        "reference" : "",
        "display"   : ""
    }],
    "created"           : "2025-05-01T12:00:00+00:00",
    "cancellationDate"  : "",
    "note"              : [{
        "author"    : {
            "authorReference"   : {
                "reference" : "",
                "display"   : ""
            },
            "authorString"      : ""
        },
        "time"      : "",
        "text"      : ""
    }],
    "patientInstruction" : [{
        "concept": {
            "coding"  : [{
                "system"        : "",
                "version"       : "",
                "code"          : "",
                "display"       : "",
                "userSelected"  : true
            }],
            "text"    : ""
        },
        "reference" : {
            "reference" : "",
            "display"   : ""
        }
    }],
    "basedOn"   : [{
        "reference" : "",
        "display"   : ""
    }],
    "subject"   : {
        "reference" : "",
        "display"   : ""
    },
    "participant": [{
        "type" : [{
            "coding"  : [{
                "system"        : "",
                "version"       : "",
                "code"          : "",
                "display"       : "",
                "userSelected"  : true
            }],
            "text"    : ""
        }],
        "period"    : {"start" : "","end" : ""},
        "actor": {
            "reference" : "Practitioner/1",
            "display"   : "Dr. Smith"
        },
        "required"  : true,
        "status"    : "accepted"
      },
      {
        "type" : [{
            "coding"  : [{
                "system"        : "",
                "version"       : "",
                "code"          : "",
                "display"       : "",
                "userSelected"  : true
            }],
            "text"    : ""
        }],
        "period"    : {"start" : "","end" : ""},
        "actor": {
            "reference" : "Patient/1",
            "display"   : "John Doe"
        },
        "required"  : true,
        "status"    : "accepted"
      }
    ],
    "recurrenceld"      : 0,
    "occurrenceChanged" : false,
    "recurrenceTemple"  : [{
        "timezone"  : {
            "coding"  : [{
                "system"        : "",
                "version"       : "",
                "code"          : "",
                "display"       : "",
                "userSelected"  : false
            }],
            "text"    : ""
        },
        "recurrenceType"    : {
            "coding"  : [{
                "system"        : "",
                "version"       : "",
                "code"          : "",
                "display"       : "",
                "userSelected"  : false
            }],
            "text"    : ""
        },
        "lastOccurrenceDate"    : "",
        "occurenceCount"        : 0,
        "occurenceDate"         : [""]
    }],
    "weeklyTemple"  : {
        "monday"        : false,
        "tuesday"       : false,
        "wednesday"     : false,
        "thursday"      : false,
        "friday"        : false,
        "saturday"      : false,
        "sunday"        : false,
        "weekInterval"  : 0
    },
    "monthlyTemple" : {
        "dayOfMonth"    : 0,
        "nthWeekOfMonth": {
            "system"        : "",
            "version"       : "",
            "code"          : "",
            "display"       : "",
            "userSelected"  : false
        },
        "dayOfWeek"     : {
            "system"        : "",
            "version"       : "",
            "code"          : "",
            "display"       : "",
            "userSelected"  : false
        },
        "monthInterval" : 0
    },
    "yearlyTemple"  : {
        "yearInterval"  : 0
    },
    "excludingDate" : [""],
    "excludingRecurrenceld" : [0],
    "createdAt" : "",
    "updatedAt" : "",
    "extension" : [{
        "url"       : "",
        "extension" : [{
            "url"         : "",
            "valueDisplay": "",
            "valueCode"   : ""
        }]
    }]
  }