api-key: ********************curl --location --request POST 'https://api.youratlas.com/v1/api/contactlist/contactlistmanual' \
--header 'api-key: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
"firstName": "string",
"lastName": "string",
"phoneNumber": "string",
"timezone": "string",
"property1": "string",
"property2": "string"
}'