{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T13:25:32.767471+00:00","duration_seconds":2.957112,"id":512867,"input_summary":"chars=1646 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"K7ADV","confidence":1.0},{"callsign":"N0BF","confidence":1.0}]},"output_summary":"ai_candidates=3 merged=4 calls=KK7NQN,K7ADV,N0BF","recording_id":89566,"started_at":"2026-06-26T13:25:29.810359+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":89567}