{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T16:17:58.420037+00:00","duration_seconds":0.71251,"id":1437728,"input_summary":"chars=195 node=66296","metadata":{"llm_candidates":[{"callsign":"K7I7","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7I7","recording_id":147894,"started_at":"2026-07-06T16:17:57.707527+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145971}