stored procedure to linq

Question

this is my stored procedure .how to write in linq

 

 

ALTER PROCEDURE [dbo].[HPMS_SelectDraftLOBReportByLOBId] (@LOBID nvarchar(20)=null ) As SET NOCOUNT ON; begin declare @err1 int     begin transaction BEGIN Select * from DraftLOB where  AssemblyId is not null and SessionId is not null and @LOBID IS NULL OR LOBId = @LOBID        order by SrNo1, SrNo2, SrNo3    END