The “Get bill category link” is not working on the API documentation. Please kindly check and give me a feedback on where to get them. Thanjs
Hello David 
,
Thanks for spotting this and sharing it with the team.
We would make necessary adjustments to the documentation. In the interim, you can access the reference here.
Do let us know how we can assist you.
Regards,
Cornelius
Hello David,
This has been fixed. Please retry the link.