post
https://api.sintalk.com.br/v3/contact-lists
Creates an empty list under a name no other list of yours holds. type decides what the list is for and is fixed for its lifetime: default for a group you send to, blacklist for a suppression set covering the channels in channels. Fill it afterwards with POST /contact-lists/{list_id}/contacts or PUT /contact-lists/{list_id}/contacts/{contact_id}.