{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T23:11:22.950532+00:00","duration_seconds":2.282017,"id":1347908,"input_summary":"chars=769 node=683210","metadata":{"llm_candidates":[{"callsign":"KB0WMA","confidence":0.78},{"callsign":"GW8D","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KB0WMA,GW8D","recording_id":141736,"started_at":"2026-07-03T23:11:20.668515+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":140342}