Noname cancellation

{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "type": "object",
    "title": "Noname cancellation",
    "description": "This event occurs when cancelling an external_id and its associated noname card, if present.",
    "required": [
        "program_id",
        "bulk_id",
        "external_id",
        "status",
        "message_code",
        "message"
    ],
    "properties": {
        "card_id": {
            "type": "integer",
            "title": "Card ID",
            "description": "Pismo card ID",
            "examples": [
                12345
            ]
        },
        "program_id": {
            "type": "integer",
            "title": "Program ID",
            "description": "Pismo program ID.",
            "examples": [
                100
            ]
        },
        "bulk_id": {
            "type": "string",
            "title": "Noname bulk ID",
            "description": "Noname bulk ID.",
            "examples": [
                "01361c81-9911-4c28-8e44-36371b982657"
            ]
        },
        "external_id": {
            "type": [
                "string",
                "null"
            ],
            "title": "External ID",
            "description": "Noname card external_id.",
            "examples": [
                "2354dba6-e92d-417b-9cfa-edee52504564"
            ]
        },
        "status": {
            "type": [
                "string"
            ],
            "title": "Event status",
            "description": "Event status.",
            "enum": [
                "SUCCESS",
                "FAILURE"
            ]
        },
        "message_code": {
            "type": [
                "string"
            ],
            "title": "Event message code",
            "description": "Code that describes the event.",
            "enum": [
                "ALREADY_CANCELED",
                "EXTERNAL_ID_NOT_FOUND",
                "EXTERNAL_ID_CANCELED",
                "EXTERNAL_ID_AND_CARD_CANCELED",
                "INVALID_BULK_ITEM_STATUS",
                "CARD_NOT_FOUND_FOR_CANCELLATION",
                "INVALID_CARD_STATUS_FOR_CANCELLATION"
            ]
        },
        "message": {
            "type": [
                "string"
            ],
            "title": "Event message",
            "description": "Message that describes the event.",
            "examples": [
                "External_id and card_id were canceled"
            ]
        }
    },
    "definitions": {}
}

{
    "card_id": 12345,
    "program_id": 100,
    "bulk_id": "01361c81-9911-4c28-8e44-36371b982657",
    "external_id": "2354dba6-e92d-417b-9cfa-edee52504564",
    "status": "SUCCESS",
    "message_code": "ALREADY_CANCELED",
    "message": "External_id and card_id were canceled"
}