{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T23:39:16.423622+00:00","duration_seconds":3.161081,"id":1483367,"input_summary":"chars=503 node=683210","metadata":{"llm_candidates":[{"callsign":"KE9SGQ","confidence":0.78},{"callsign":"KE6MSE","confidence":0.78},{"callsign":"KC3TBC","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=4 calls=KE9SGQ,KE6MSE,KC3TBC","recording_id":151125,"started_at":"2026-07-07T23:39:13.262541+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148842}