{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T22:56:34.720439+00:00","duration_seconds":1.893213,"id":1814048,"input_summary":"chars=743 node=683210","metadata":{"llm_candidates":[{"callsign":"N5JWK","confidence":0.78},{"callsign":"KY4MB","confidence":0.78},{"callsign":"K2HA","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=5 calls=N5JWK,KY4MB,K2HA","recording_id":173461,"started_at":"2026-07-17T22:56:32.827226+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":168964}