{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T14:40:50.143339+00:00","duration_seconds":0.639938,"id":1829103,"input_summary":"chars=565 node=66296","metadata":{"llm_candidates":[{"callsign":"KB7JL","confidence":0.78},{"callsign":"K7JL","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KB7JL,K7JL","recording_id":174473,"started_at":"2026-07-18T14:40:49.503401+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169834}