{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T16:16:45.329585+00:00","duration_seconds":2.931515,"id":1507310,"input_summary":"chars=876 node=66296","metadata":{"llm_candidates":[{"callsign":"A7U","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=A7U","recording_id":152818,"started_at":"2026-07-08T16:16:42.398070+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150331}