UpdateSequenceRequest

{
    "steps": [
        {
            "order": 0,
            "delayDays": 0,
            "variants": [
                {
                    "_id": "64a1b2c3d4e5f6a7b8c9d0e1",
                    "subject": "string",
                    "body": "string",
                    "isActive": true
                }
            ]
        }
    ]
}