{ "cwd": "/repo", "hook_event_name": "UserPromptSubmit", "model": "gpt-5.5", "permission_mode": "default", "prompt": "OMO_ULW_LOOP_STEER: {\"kind\":\"annotate_ledger\",\"source\":\"user_prompt_submit\",\"evidence\":\"test note\",\"rationale\":\"testing hook\"}", "session_id": "s1", "transcript_path": "/tmp/transcript.log", "turn_id": "t1" }