Resources
- https://jan.fecik.sk/blog/qr-generator-platieb-pay-by-square-v-php.html
- http://phpqrcode.sourceforge.net/
- https://pastebin.com/wGXZm2xL
- https://devel.cz/otazka/qr-kod-pay-by-square
- https://github.com/ArtexeSRO/PayBySquareQRCodeGenerator
- https://github.com/Webikon/wc-bacs-paybysquare
- Standard description: https://devel.cz/otazka/qr-kod-pay-by-square
- The Schema: https://bsqr.co/schema/
Pay By Square