{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T01:26:40.639050+00:00","duration_seconds":1.993148,"id":289982,"input_summary":"chars=747 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"K9TV","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7NQN,K9TV","recording_id":100887,"started_at":"2026-06-25T01:26:38.645902+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":100888}