Harshit | Updated ziggy with single entity support.

Revert "Harshit | Hack--Fooling Ziggy with dummy entity relation."

This reverts commit fed2390a86368b61e5d0398b6be3bc095c6dfa64.

Revert "Harshit | Hack for not throwing exception when dummy data is queried."

This reverts commit caab97bb96ae305b8aa20850272d30b0dc2145e7.