THIS SITE IS UNDER CONSTRUCTION
curl --location --request POST 'https://api-core.deriv.com/v1/client/nickname' \
--header 'Authorization;' \
--header 'Content-Type: application/json' \
--data-raw '{
    "nickname": "john",
    "action": "verify"
}'{
    "errors": [
        {
            "status": 409,
            "code": "conflict",
            "message": "Nickname is already taken, try another"
        }
    ],
    "meta": {
        "endpoint": "/v1/client/nickname",
        "method": "POST",
        "timing": 875
    }
}