{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T03:54:30.747545+00:00","duration_seconds":0.681408,"id":1554323,"input_summary":"chars=605 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7ULF","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7ULF","recording_id":155945,"started_at":"2026-07-10T03:54:30.066137+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153221}