Add order by parameter in search API

[chinmoy12c]

The search API needs to provide an orderBy field in the history API so that it's easier for the frontend to render the data.

[aakashyadav-kgp]

@geeky-abhishek to test this and close.

[geeky-abhishek]

PR#174 is raised for passing orderBy value

[aakashyadav-kgp]

@geeky-abhishek to update PR based on review comments

[karntrehan]

Staging deployment to done.