{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T20:15:04.076820+00:00","duration_seconds":1.06877,"id":1514666,"input_summary":"chars=219 node=66296","metadata":{"llm_candidates":[{"callsign":"KR4JIQ","confidence":0.78},{"callsign":"KK7IJ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KR4JIQ,KK7IJ","recording_id":153295,"started_at":"2026-07-08T20:15:03.008050+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150799}