{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T23:24:31.020697+00:00","duration_seconds":0.656505,"id":1548973,"input_summary":"chars=14 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7BSP","confidence":0.78},{"callsign":"KJ7BRH","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7BSP,KJ7BRH","recording_id":155584,"started_at":"2026-07-09T23:24:30.364192+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152887}