Return reStructuredText source content after title, subtitle, and docinfo

I want to be able to store raw reStructuredText “body content”, including
section names after title/subtitle, in a database.

At present, I am using publish_doctree to get title, subtitle, and docinfo
meta data successfully.

So, assuming:


==========
Main title
==========
Subtitle
========

:Date: 2017-04-04


I want everything from this segment and below

Including sections
“”””””””””””””””””

like this


I just want to get this:

I want everything from this segment and below

Including sections
“”””””””””””””””””

like this

I want the raw reStructuredText to be preserved.

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