description: Phone contact. The `client_id` is just an arbitrary contact ID: it should be set, for example, to an incremental number when using [contacts.importContacts](../methods/contacts.importContacts.md), in order to retry importing only the contacts that weren't imported successfully.
Phone contact. The `client_id` is just an arbitrary contact ID: it should be set, for example, to an incremental number when using [contacts.importContacts](../methods/contacts.importContacts.md), in order to retry importing only the contacts that weren't imported successfully.