{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T21:37:28.842259+00:00","duration_seconds":0.634678,"id":1343771,"input_summary":"chars=830 node=683211","metadata":{"llm_candidates":[{"callsign":"GM0UUB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=GM0UUB","recording_id":141440,"started_at":"2026-07-03T21:37:28.207581+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":140065}