{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T15:14:48.331454+00:00","duration_seconds":1.340801,"id":1266940,"input_summary":"chars=676 node=683210","metadata":{"llm_candidates":[{"callsign":"KC6SLE","confidence":0.78},{"callsign":"AI6US","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KC6SLE,AI6US","recording_id":135796,"started_at":"2026-07-01T15:14:46.990653+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":134980}