{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T20:14:11.644272+00:00","duration_seconds":1.517685,"id":257126,"input_summary":"chars=122 node=683210","metadata":{"llm_candidates":[{"callsign":"AP7JQQ","confidence":1.0},{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=AP7JQQ,KK7NQN","recording_id":104108,"started_at":"2026-06-24T20:14:10.126587+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":104090}