when try to search SIP device by using mailto parameter then it not working.

steps : -

1. Go to postman application
2. go to latest collection.
3. go to admin/sub-admin.
4. go to SIP device list.
5. enter valid token and email in mailto parameter and click on send.
6. now observe response. 

Actual result :- when try to search SIP device by using mailto parameter then it not working,

Expected result :- mailto parameter should be working fine as expected.

see videos :-