Read a n2kManifest object
read_manifest(base, project, hash)
# S4 method for character
read_manifest(base, project, hash)
# S4 method for s3_bucket
read_manifest(base, project, hash)The base location to read the manifest.
Will be a relative path within the base location.
Optional the sha1 of the manifest.
This can be abbreviated to to first unique characters.
The function will return an error in case of multiple matches.
If missing, then most recent manifest will be returned.