{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T01:33:24.587506+00:00","duration_seconds":2.034843,"id":572336,"input_summary":"chars=157 node=oldsys","metadata":{"llm_candidates":[{"callsign":"TB7HNF","confidence":1.0},{"callsign":"K7NQK","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=TB7HNF,K7NQK","recording_id":77251,"started_at":"2026-06-27T01:33:22.552663+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":77252}