{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T13:53:02.043615+00:00","duration_seconds":3.799461,"id":515352,"input_summary":"chars=1976 node=oldsys","metadata":{"llm_candidates":[{"callsign":"Q7NQN","confidence":1.0},{"callsign":"K7NQN","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=Q7NQN,K7NQN","recording_id":82087,"started_at":"2026-06-26T13:52:58.244154+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":82088}