Create a legacy group chat
If you want to create a supergroup, use createSupergroup instead.
Group title
Optional
TTL period (in seconds) for the newly created chat
0 (i.e. messages don't expire) Copy
0 (i.e. messages don't expire)
User(s) to be invited in the group (ID(s), username(s) or phone number(s)). Due to Telegram limitations, you can't create a legacy group with just yourself.
Create a legacy group chat
If you want to create a supergroup, use createSupergroup instead.