{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T15:47:33.297882+00:00","duration_seconds":4.717978,"id":235481,"input_summary":"chars=355 node=683210","metadata":{"llm_candidates":[{"callsign":"KQ4YYN","confidence":1.0},{"callsign":"ZS5JY","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KQ4YYN,ZS5JY","recording_id":106188,"started_at":"2026-06-24T15:47:28.579904+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":106189}