CreateCustomConversionDto

{
    "name": "Purchase > 100",
    "event_source_id": "123456789012345",
    "rule": {
        "value": {
            "and": [
                {
                    "event": {
                        "eq": "Purchase"
                    }
                },
                {
                    "value": {
                        "gt": 100
                    }
                }
            ]
        }
    },
    "custom_event_type": "ADD_PAYMENT_INFO",
    "description": "string",
    "advanced_rule": {
        "value": {
            "and": [
                {
                    "currency": {
                        "eq": "USD"
                    },
                    "event": {
                        "eq": "Purchase"
                    }
                },
                {
                    "value": {
                        "gt": 100
                    }
                }
            ]
        }
    },
    "default_conversion_value": 100
}