{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T04:30:52.749632+00:00","duration_seconds":1.767859,"id":1455580,"input_summary":"chars=925 node=66296","metadata":{"llm_candidates":[{"callsign":"KJ7JXM","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7JXM","recording_id":149148,"started_at":"2026-07-07T04:30:50.981773+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":147077}