Connection Status
Not connected
Disconnected
Last Update
No events received yet.
How to Use
- Add https://hubmonitor.techvardha.com in your CORS allowed origins.
- Enter your hub URL (e.g., https://api.example.com/hubs/attendance).
- Enter the Group ID (optional, used by your invoke args).
- Enter the listen event name (e.g., ReceiveAttendanceUpdate).
- Enter the invoke method (optional) and invoke args JSON if your hub requires an initial call.
- If required, paste the bearer/JWT token in “Auth Token” and any custom headers JSON.
- Click “Connect & Join Group” to start the SignalR link.
- Watch “Connection Status” and “Last Update” for events.
- Use “Disconnect” to stop the connection cleanly.
// Example config
Hub URL: https://hubmonitor.techvardha.com/attendancehub
Group ID: abc-123
Listen Event: ReceiveAttendanceUpdate
Invoke Method: JoinAttendanceSessionGroup
Invoke Args: ["abc-123", true]
Custom Headers: {"x-api-key": "123"} Auth Token: eyJhbGciOi... (JWT)
Hub URL: https://hubmonitor.techvardha.com/attendancehub
Group ID: abc-123
Listen Event: ReceiveAttendanceUpdate
Invoke Method: JoinAttendanceSessionGroup
Invoke Args: ["abc-123", true]
Custom Headers: {"x-api-key": "123"} Auth Token: eyJhbGciOi... (JWT)
Troubleshoot
- If you see CORS errors, allow your page origin on the hub server.
- If negotiation fails, confirm the hub URL path and HTTPS are correct.
- If unauthorized, verify the token and its audience/scope.
- Use browser DevTools Network tab to inspect 401/403/500 responses.
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