Type AliasServerContactsMessage
ServerContactsMessage: { 
    contacts: [{ 
        addresses?: [{ 
            city?: string; 
            country?: string; 
            country_code?: string; 
            state?: string; 
            street?: string; 
            type?: string; 
            zip?: string; 
        }]; 
        birthday?: string; 
        emails?: [{ 
            email?: string; 
            type?: string; 
        }]; 
        name: { 
            first_name?: string; 
            formatted_name: string; 
            last_name?: string; 
            middle_name?: string; 
            prefix?: string; 
            suffix?: string; 
        }; 
        org?: { 
            company?: string; 
            department?: string; 
            title?: string; 
        }; 
        phones?: [{ 
            phone?: string; 
            type?: string; 
            wa_id?: string; 
        }]; 
        urls?: [{ 
            type?: string; 
            url?: string; 
        }]; 
    }]; 
    type: "contacts"; 
}