{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T11:19:39.925895+00:00","duration_seconds":3.337628,"id":1426817,"input_summary":"chars=516 node=683210","metadata":{"llm_candidates":[{"callsign":"KD5ZPT","confidence":0.78},{"callsign":"KD5NJU","confidence":0.78},{"callsign":"K6ADS","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=4 calls=KD5ZPT,KD5NJU,K6ADS","recording_id":147077,"started_at":"2026-07-06T11:19:36.588267+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145259}