Which version of the application are you using?: Canvas LMS : v2017.08.26.24-0
Please choose how you got the application: Installer (Windows, Linux, macOS), cloud image (AWS, GCE, Azure, ...) or VM (VMDK, VBOX): Cloud Image Azure : https://azure.bitnami.com/
Have you installed any plugin or modified any configuration file?: No
Describe here your question/suggestion/issue (expected and actual results):
I am creating a simple LTI tool that dynamically creates PDF course completion certificate with the student name, course name,course completion date,Instructor name and student grade, these custom fields need to be displayed in the certificate.So i want to know the name of these custom fields from canvas application .
for your reference i have attached a link : https://mitt.uib.no/doc/api/file.tools_variable_substitutions.html which gives few custom fields name , but i dint get all my fields names .