curl --request POST \
--url http://sandbox.mintlify.com/api/portal/session \
--header 'Content-Type: application/json' \
--header 'x-api-key: <api-key>' \
--data '{
"uniqueUserId": "titouan.launay@hotmail.com",
"configuration": {
"userDisplay": "Arthur",
"returnUrl": "https://example.com"
}
}'