{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T17:24:32.972742+00:00","duration_seconds":3.592212,"id":388134,"input_summary":"chars=542 node=683210","metadata":{"llm_candidates":[{"callsign":"K7NQN","confidence":1.0},{"callsign":"K7Z","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=K7NQN,K7Z","recording_id":123103,"started_at":"2026-06-25T17:24:29.380530+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":123102}