Update data getter

1.6

Update getData method

Fix build signature

1.5

Update buildSignature

Updated signature method

1.4

Update buildSignature

Update acceptNotification class

1.3

Readme update

Update for php8

1.2

Update omnipay common

Update for php8

Merge pull request #3 from leonardjke/issue/2

Update version of dependencies

1.0.1

Fixed name of gateway