{"key": "/works/OL273041W", "title": "Behind the Walls of Terra (World of Tiers)", "first_publish_date": "May 1997", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL220398A"}}, {"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2760825A"}}], "type": {"key": "/type/work"}, "subjects": ["Fiction, science fiction, general", "World of tiers (imaginary place), fiction", "Fiction in English", "World of Tiers (Imaginary place)", "Fiction", "Kickaha (Fictitious character)"], "covers": [13059904, 11594650, 14906227], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-10-25T03:20:45.475525"}, "last_modified": {"type": "/type/datetime", "value": "2026-06-28T11:34:12.929534"}}