ListRequest.cs

/// <summary>
/// class for requesting lists.
/// </summary>
public class ListRequest : RequestBase
{
    private string _callId;
 
    public ListRequest(string callId)
    {
        _callId = callId;
    }
	
    /// <summary>
    /// The call identifier for the _request
    /// </summary>
    public override string CallIdentifier
    {
        get
        {
           return _callId;
        }
    }
	
    /// <summary>
    /// The params to set in httpcontent
    /// </summary>
    public override string ParamsToCall
    {
        get
        {
            //get the awaited result from file
            var queryParams = SimpleIoc.Default.GetInstance<IFileIoReaderHelper>().ReadFromDefaultFile(CallIdentifier);
    
            //set data in wrapper
            var keyQuery = new RequestWrapper()
            {                    
                query = (queryParams)
            };
    
            //returning a Serialized object
            return JsonConvert.SerializeObject(keyQuery);
        }
    }
}