Pusher In Laravel With Apiato

I Try manythinhg but still got error in pusher. This is very Common Error. Pusher/Pusher class not found. I try below i mention.

add class in config/app line 253) code : 'Pusher' => Pusher\Pusher::class

composer dump-autoload -> Output 0

Vendor directory delete -> composer install-> composer update

Accroding blog https://stackoverflow.com/questions/45052853/class-pusher-not-found-> PusherBroadCaster search and rename with Pusher-> output 0

Try to install pusher 7.0 output = error

Add Manually path->composer update-> output 0 and I Am use Laravel '5.5' with apiato core '2.2.6' and my pusher package version is '2.6'

via Chebli Mohamed