{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T21:17:23.862691+00:00","duration_seconds":2.218133,"id":1215925,"input_summary":"chars=708 node=66296","metadata":{"llm_candidates":[{"callsign":"DJ1BF","confidence":0.78},{"callsign":"WR5J","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=DJ1BF,WR5J","recording_id":131944,"started_at":"2026-06-29T21:17:21.644558+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":131564}