Azure notification hub tags not creating nor updating - to target specific user

Question

Hi I am working on web api as back-end service where I am using Azure notification hub. I need to notify logged in user according to conditional business logic, in short target

Answer 1

Just after submitting this question I tried updating tags from VS notification explorer. There I found that tags does not allowed blank spaces and my tags format in api call has spaces. These spaces are the main culprit. API call silently ignore these invalid tag formats