{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T12:13:17.395212+00:00","duration_seconds":4.443212,"id":1618798,"input_summary":"chars=121 node=683211","metadata":{"llm_candidates":[{"callsign":"BA3KKY","confidence":0.78},{"callsign":"AB1AI","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=BA3KKY,AB1AI","recording_id":160363,"started_at":"2026-07-12T12:13:12.952000+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157224}