{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T19:43:41.689927+00:00","duration_seconds":3.662295,"id":254978,"input_summary":"chars=762 node=66296","metadata":{"llm_candidates":[{"callsign":"N7LRE","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=3 calls=N7LRE,KK7NQN","recording_id":104596,"started_at":"2026-06-24T19:43:38.027632+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":104597}