{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-02T17:31:36.995805+00:00","duration_seconds":6.416025,"id":2327749,"input_summary":"chars=471 node=683210","metadata":{"llm_candidates":[{"callsign":"VO1XO","confidence":0.78},{"callsign":"VE4NA","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=VO1XO,VE4NA","recording_id":212006,"started_at":"2026-08-02T17:31:30.579780+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":203401}