{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T18:15:01.347755+00:00","duration_seconds":0.86817,"id":1301546,"input_summary":"chars=519 node=683210","metadata":{"llm_candidates":[{"callsign":"KO5OG","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KO5OG","recording_id":138421,"started_at":"2026-07-02T18:15:00.479585+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137287}