{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T01:37:27.068086+00:00","duration_seconds":1.609731,"id":176628,"input_summary":"chars=519 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"K4CUP","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,K4CUP","recording_id":112001,"started_at":"2026-06-24T01:37:25.458355+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":112002}