{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T02:43:58.914657+00:00","duration_seconds":0.8944,"id":1313254,"input_summary":"chars=521 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"W7H4C","confidence":0.78},{"callsign":"K1KRT","confidence":0.78},{"callsign":"K1TNG","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=3 calls=W7H4C,K1KRT,K1TNG","recording_id":139236,"started_at":"2026-07-03T02:43:58.020257+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":138067}