{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T23:36:06.500361+00:00","duration_seconds":0.635345,"id":1309236,"input_summary":"chars=24 node=66296","metadata":{"llm_candidates":[{"callsign":"KI7RU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KI7RU","recording_id":138943,"started_at":"2026-07-02T23:36:05.865016+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137786}