{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T12:58:26.235644+00:00","duration_seconds":2.668364,"id":367102,"input_summary":"chars=628 node=683210","metadata":{"llm_candidates":[{"callsign":"K7NQN","confidence":1.0},{"callsign":"AB4KT","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=K7NQN,AB4KT","recording_id":122547,"started_at":"2026-06-25T12:58:23.567280+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":122548}