(Quick Reference)
                Service: Show a question line
Description: This web service return an existing question line of the specified id in JSON format
URL: 
https://BASE_URL/api/VERSION/questionLines/{id}: GET
Parameters:
| Name | Description | Type | Required | Example values | 
|---|
| id | The numerical ID of the desired record | Long | Yes | 777 | 
Success Output
 Success case: response.status = 200 
{
  "id": 6,
  "text": "WORK",
  "item": null,
  "itemCategory": null,
  "itemGroup": null,
  "question": {
    "id": 38,
    "href": "/api/v1.0/questions/38"
  },
  "dateCreated": "2016-11-25T09:33:19Z",
  "lastUpdated": "2016-11-25T09:33:19Z"
} Failure Output
 Failure case:response.status = 400 
{
    "error": "invalid_param_type",
    "error_description": "The type of parameter id you provided is not valid for this request."
} Failure case:response.status = 404 
{
  "error": "not_found",
  "error_description": "The question line with the id 99 doesn't exist."
}