{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T18:47:47.299020+00:00","duration_seconds":1.58955,"id":250162,"input_summary":"chars=657 node=66296","metadata":{"llm_candidates":[{"callsign":"KI7ZI","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=3 calls=KI7ZI,KK7NQN","recording_id":104645,"started_at":"2026-06-24T18:47:45.709470+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":104646}