Upload the contents of the upload folder to the root directory of your web store. The module should then appear in your Admin area under Extensions > Payments
This payment plugin is provided free of charge and offers complete feeless payments. If you would like to donate Nano to support the development of this plugin, you can send this to:
xrb_3q3wrbom3y4zppnn31nc178keh8obx7o1j9aoq13x6qn6x3s1gzkm7gow641
This gateway wouldn't be possible without the Brainblocks guys, so give them some love too: https://brainblocks.io/