GET api/Echo
Echo action for the testing API work
Response Information
Response body formats
application/json, text/json
            Sample:
        
{
  "echo_message": "sample string 1"
}
        application/xml, text/xml
            Sample:
<echo_respond xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://schemas.datacontract.org/2004/07/Ticket.Api"> <echo_message>sample string 1</echo_message> </echo_respond>
