{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T03:31:10.259644+00:00","duration_seconds":2.144473,"id":305108,"input_summary":"chars=225 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7NQN","recording_id":3833,"started_at":"2026-06-25T03:31:08.115171+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":3833}