{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T16:15:20.263285+00:00","duration_seconds":2.75829,"id":237926,"input_summary":"chars=68 node=683210","metadata":{"llm_candidates":[{"callsign":"K7RQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=K7RQN","recording_id":112925,"started_at":"2026-06-24T16:15:17.504995+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":112923}