{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T04:57:12.635963+00:00","duration_seconds":4.2257,"id":314292,"input_summary":"chars=643 node=683211","metadata":{"llm_candidates":[{"callsign":"KQ4BCH","confidence":1.0},{"callsign":"KQ4OQL","confidence":1.0},{"callsign":"KQ4OSM","confidence":1.0}]},"output_summary":"ai_candidates=3 merged=5 calls=KQ4BCH,KQ4OQL,KQ4OSM","recording_id":2897,"started_at":"2026-06-25T04:57:08.410263+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":2897}