Bug Description

Original bug on teams.net: microsoft/teams.net#276

MettingClient.getParticipant always returns HTTP 404.

1. Meeting participant API requires tenantId query param
2. Need encoding in the uri

Steps to Reproduce

1. Write a meetings app
2. Write a app.on('getParticipant' ... method
3. Set up app, upload to Teams and add app to a meeting
4. Start the meeting and trigger the 'getParticipant' method
5. See 404

Expected Behavior

getParticipant should return user info

Actual Behavior

HTTP 404

SDK Version

2.0.5

Node.js Version

24.x

Additional Context

No response