{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T22:16:21.735994+00:00","duration_seconds":1.650612,"id":556491,"input_summary":"chars=419 node=oldsys","metadata":{"llm_candidates":[{"callsign":"G4OZW","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=2 calls=G4OZW,KK7NQN","recording_id":78583,"started_at":"2026-06-26T22:16:20.085382+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":78584}