{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T11:16:46.552096+00:00","duration_seconds":1.652248,"id":1194461,"input_summary":"chars=432 node=683210","metadata":{"llm_candidates":[{"callsign":"KB5NJU","confidence":0.78},{"callsign":"W5GHR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KB5NJU,W5GHR","recording_id":130367,"started_at":"2026-06-29T11:16:44.899848+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":130107}