{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T06:51:51.449006+00:00","duration_seconds":1.572847,"id":603357,"input_summary":"chars=534 node=oldsys","metadata":{"llm_candidates":[{"callsign":"VA3KEX","confidence":1.0},{"callsign":"K7NQN","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=VA3KEX,K7NQN","recording_id":74020,"started_at":"2026-06-27T06:51:49.876159+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":74021}