curl --request POST \
--url https://api.hierarch.io/v1/client/create/{company_slug}/ \
--header 'Content-Type: application/json' \
--header 'token: <api-key>' \
--data '
{
"first_name": "<string>",
"last_name": "<string>",
"email": "<string>",
"phone": "<string>",
"country": "<string>"
}
'