{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-21T17:14:41.065429+00:00","duration_seconds":4.430621,"id":2756602,"input_summary":"chars=598 node=683210","metadata":{"llm_candidates":[{"callsign":"AK6DU","confidence":0.78},{"callsign":"W6JMP","confidence":0.78},{"callsign":"N9MUF","confidence":0.78},{"callsign":"KG9M","confidence":0.78}]},"output_summary":"ai_candidates=4 merged=4 calls=AK6DU,W6JMP,N9MUF,KG9M","recording_id":258534,"started_at":"2026-08-21T17:14:36.634808+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":245146}