{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T15:17:06.235572+00:00","duration_seconds":7.757964,"id":1434899,"input_summary":"chars=620 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7RDW","confidence":0.78},{"callsign":"K7QCD","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7RDW,K7QCD","recording_id":147675,"started_at":"2026-07-06T15:16:58.477608+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145781}