{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T14:38:45.999964+00:00","duration_seconds":7.250167,"id":1660191,"input_summary":"chars=669 node=683211","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":0.78},{"callsign":"M8YQJ","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KC2PKG,M8YQJ","recording_id":163158,"started_at":"2026-07-13T14:38:38.749797+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159870}