{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T19:15:46.611761+00:00","duration_seconds":2.149672,"id":252924,"input_summary":"chars=525 node=683210","metadata":{"llm_candidates":[{"callsign":"KC8FQV","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=KC8FQV","recording_id":104756,"started_at":"2026-06-24T19:15:44.462089+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":104757}