curl --location --request POST 'https://app.eventportal.io/app/v1/context/abcdef01-2345-6789-abcd-ef0123456789/user/login/implicit' \
--header 'Content-Type: application/json' \
--data-raw '{
"idToken": "string",
"returnUrl": "string"
}'{
"authToken": "string"
}