Sambapos Script for Self Hosted HTTP Service and post data in URL

Scripts are very flexable and capable of almost anything.
Looking at the link it’s just a json web post which isnt too tricky and they have a fill documentation there.
Take a look at my PMS intergration for hotel.
I use scripts and json format data in similar way there;

I have changed to question rather.than request as samba can do this, there is the functionality, just needs setting up.