{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-30T06:22:01.372450+00:00","duration_seconds":2.573938,"id":1226571,"input_summary":"chars=639 node=66296","metadata":{"llm_candidates":[{"callsign":"KW7DTM","confidence":0.78},{"callsign":"KG7IVP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KW7DTM,KG7IVP","recording_id":132704,"started_at":"2026-06-30T06:21:58.798512+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":132260}