{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T21:52:30.191439+00:00","duration_seconds":0.503405,"id":1279550,"input_summary":"chars=204 node=66296","metadata":{"llm_candidates":[{"callsign":"K7A","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7A","recording_id":136692,"started_at":"2026-07-01T21:52:29.688034+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":135811}