{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T01:21:12.414509+00:00","duration_seconds":2.505846,"id":1310631,"input_summary":"chars=324 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"W7ROV","confidence":0.78},{"callsign":"K87CE","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=W7ROV,K87CE","recording_id":139048,"started_at":"2026-07-03T01:21:09.908663+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137885}