I am a .Net developer . I am using rest api to get/post data from/to Zohobooks . I have successfully get/post data. Now i want to add some filter during call get api as every time i am getting all data from Zohobooks.Below is example that i want to filer but i don't know how this type of filter will work : 

    https://www.zoho.com/books/api/v3/contacts? last_modified_time > 2013-10-08T10:06:43+0530

   Please give an example how can i use above filter for Contacts/Order/Item

Thanks

Surajit Kundu