- Receiving webhook object doesn't need a verified account.
- Getting userif of all followers needs a verified account. (https://developers.line.biz/en/reference/messaging-api/#get-follower-ids)
- However, you can create list of followers by yourself. You can record the userid when your account receives the follow or unfollow's event including userid.
Getting the userid of all followers
Do I need a verified Line official account in order to be able to receive webhook event objects, and to be able to get userid of all followers?