{
    "$schema": "http://json-schema.org/draft-06/schema#",
    "$id": "urn:OCPP:Cp:2:2020:3:DataTransferRequest",
    "$comment": "OCPP 2.0.1 FINAL",
    "definitions": {
        "CustomDataType": {
            "description": "This class does not get 'AdditionalProperties = false' in the schema generation, so it can be extended with arbitrary JSON properties to allow adding custom data.",
            "javaType": "CustomData",
            "type": "object",
            "properties": {
                "vendorId": {
                    "type": "string",
                    "maxLength": 255
                }
            },
            "required": [
                "vendorId"
            ]
        }
    },
    "type": "object",
    "additionalProperties": false,
    "properties": {
        "customData": {
            "$ref": "#/definitions/CustomDataType"
        },
        "messageId": {
            "description": "May be used to indicate a specific message or implementation.\r\n",
            "type": "string",
            "maxLength": 50
        },
        "data": {
            "description": "Data without specified length or format. This needs to be decided by both parties (Open to implementation).\r\n"
        },
        "vendorId": {
            "description": "This identifies the Vendor specific implementation\r\n\r\n",
            "type": "string",
            "maxLength": 255
        }
    },
    "required": [
        "vendorId"
    ]
}