{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T10:46:25.548410+00:00","duration_seconds":2.500965,"id":975956,"input_summary":"chars=416 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ5IRQ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ5IRQ","recording_id":34172,"started_at":"2026-06-28T10:46:23.047445+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":34173}