Nintex workflow 2013 - web service Get user list of requested workflow items

[Mumairnazir]

I am using Nintex workflow web service to get list workflow items initiated by requester / initiator as nintex workflow default web part do " workflow i have started"

[SimonMuntz]

Hi,
The Nintex webpart "Workflows I have Started" is populated by an SQL query.
I have looked through the Nintex Web Service and did not see a service that can do what you require.
https://help.nintex.com/en-US/sdks/sdk2013/#Reference/SOAP/NW_REF_SOAP_NAV_M.htm%3FTocPath%3DNintex%...

I had a look at some SharePoint web services but did not see anything that would acheive what you require.