{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T23:39:15.773210+00:00","duration_seconds":0.961456,"id":1483366,"input_summary":"chars=539 node=683210","metadata":{"llm_candidates":[{"callsign":"KG0BB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=KG0BB","recording_id":151126,"started_at":"2026-07-07T23:39:14.811754+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148843}