gistfile1.txt

{
    "name": "Education certificate",
    "description": "Simple representation of an education certificate.",
    "type": "object",
    "properties": {
        "credentialSubject": {
            "type": "object",
            "properties": {
                "id": {
                    "title": "Credential subject id",
                    "type": "string",
                    "description": "Credential subject identifier"
                },
                "attributes": {
                    "title": "Attributes",
                    "description": "Credential attributes",
                    "type": "object",
                    "properties": {
                        "DegreeName": {
                            "title": "Degree Name",
                            "type": "string",
                            "description": "Degree name is here"
                        },
                        "Degreeyear": {
                            "title": "Degree year",
                            "type": "object",
                            "description": "Degree year",
                            "properties": {
                                "type": {
                                    "type": "string",
                                    "const": "date-time"
                                },
                                "timestamp": {
                                    "type": "string",
                                    "format": "date-time"
                                }
                            },
                            "required": [
                                "type",
                                "timestamp"
                            ]
                        }
                    },
                    "required": [
                        "DegreeName",
                        "Degreeyear"
                    ]
                }
            },
            "required": [
                "id",
                "attributes"
            ]
        }
    },
    "required": [
        "credentialSubject"
    ]
}