curl --request PUT \
--url http://localhost:3000/api/v1/customers/{id} \
--header 'Content-Type: application/json' \
--data '
{
"firstName": "<string>",
"lastName": "<string>",
"email": "<string>",
"phone": "<string>",
"isActive": true,
"dateOfBirth": "2023-12-25",
"gender": "<string>"
}
'