{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "id": "https://github.com/ml-learning/digital-certificates-schema/issuer-schema-v2.json",
    "type": "object",
    "properties": {
        "issuer_key": {
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                    "date": {
                        "type": "string",
                        "format": "date-time",
                        "description": "Date time ISO-8601 format of the date that the keys were issued."
                    },
                    "key": {
                        "type": "string",
                        "description": "Bitcoin address (compressed public key, usually 24 characters) that the issuer uses to issue the certificates."
                    }
                },
                "additionalProperties": false,
                "required": [
                    "date",
                    "key"
                ]
            }
        },
        "revocation_key": {
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                    "date": {
                        "type": "string",
                        "format": "date-time",
                        "description": "Date time ISO-8601 format of the date that the keys were issued."
                    },
                    "key": {
                        "type": "string",
                        "description": "Bitcoin address (compressed public key, usually 24 characters) that the issuer uses to revoke the certificates."
                    }
                },
                "additionalProperties": false,
                "required": [
                    "date",
                    "key"
                ]
            }
        }
    },
    "additionalProperties": false,
    "required": [
        "issuer_key",
        "revocation_key"
    ]
}