{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T21:41:39.937066+00:00","duration_seconds":7.096328,"id":1308850,"input_summary":"chars=66 node=683210","metadata":{"llm_candidates":[{"callsign":"KF7VAS","confidence":0.78},{"callsign":"K7UWQ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KF7VAS,K7UWQ","recording_id":138914,"started_at":"2026-07-02T21:41:32.840738+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137760}