{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T12:00:09.498361+00:00","duration_seconds":4.786512,"id":218571,"input_summary":"chars=746 node=66296","metadata":{"llm_candidates":[{"callsign":"KJ7JXM","confidence":1.0},{"callsign":"K7NQN","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7JXM,K7NQN","recording_id":114446,"started_at":"2026-06-24T12:00:04.711849+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":114447}