{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T17:52:43.399049+00:00","duration_seconds":3.013134,"id":390451,"input_summary":"chars=815 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7ZVX","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7ZVX","recording_id":2275,"started_at":"2026-06-25T17:52:40.385915+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":2275}