{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T20:15:38.212793+00:00","duration_seconds":1.660169,"id":845125,"input_summary":"chars=418 node=683211","metadata":{"llm_candidates":[{"callsign":"KC7BYJ","confidence":1.0},{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KC7BYJ,KK7NQN","recording_id":127202,"started_at":"2026-06-27T20:15:36.552624+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":127196}