{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T01:37:57.135435+00:00","duration_seconds":1.736594,"id":176688,"input_summary":"chars=584 node=683211","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KK7NQN","recording_id":111961,"started_at":"2026-06-24T01:37:55.398841+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":111962}