{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T16:51:17.564640+00:00","duration_seconds":12.280332,"id":1834189,"input_summary":"chars=859 node=66296","metadata":{"llm_candidates":[{"callsign":"KF7ADV","confidence":0.78},{"callsign":"K7UBB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KF7ADV,K7UBB","recording_id":174841,"started_at":"2026-07-18T16:51:05.284308+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170167}