Optional returnIf set to true, the complete old document will be returned as the old
property on the result object.
Default: false
Optional rev?: stringIf set to a document revision, the document will only be removed if its
_rev property matches this value.
See also documents.DocumentMetadata.
Optional waitIf set to true, data will be synchronized to disk before returning.
Default: false
Options for removing a document from a graph collection.