{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T05:32:45.313602+00:00","duration_seconds":1.120861,"id":1524089,"input_summary":"chars=503 node=66296","metadata":{"llm_candidates":[{"callsign":"K7G","confidence":0.78},{"callsign":"S7G","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K7G,S7G","recording_id":153916,"started_at":"2026-07-09T05:32:44.192741+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151348}