HTTP request from C#

Dear All,

Could anyone please assist how to use the below request in C#. The response from the below request will the JSON. Any sample could will be very much useful.

Request: curl -X GET https://api.myerp.com/v1/transactions/:id -u "email:api-key"
Response: JSON response

Reference: http://developers.myerp.com/docs/1.0/api/transaction/

Thanks in advance.

Regards,
Shankar