{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T15:32:12.680761+00:00","duration_seconds":6.520806,"id":1623328,"input_summary":"chars=608 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7RDW","confidence":0.78},{"callsign":"KE7QZB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7RDW,KE7QZB","recording_id":160674,"started_at":"2026-07-12T15:32:06.159955+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157518}