{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T20:17:09.281917+00:00","duration_seconds":4.532,"id":845258,"input_summary":"chars=269 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"K7CNQ","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,K7CNQ","recording_id":53654,"started_at":"2026-06-27T20:17:04.749917+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":53655}