[[!comment format=mdwn
 username="joey"
 subject="""comment 3"""
 date="2016-02-19T20:47:28Z"
 content="""
See
<http://git-annex.branchable.com/todo/ability_to_set_metadata_from_json/>

If it does support json input, the simplest interface would be to use the
same json objects for both output and input.

Both aeson and json are currently dependencies, and either could be used to
parse json input.
"""]]