Fire alarm at commercial building with no visible fire 

Transcript:
Stand by for police. Aerial 498, engine 497, engine 494, and engine 499, 401 first street south-west, building the LDT1. Portable storage of NN, alarm founding, cross streets, no cross street, and 5th Avenue Southwest. Box 304, on FireOps 5, Time 1444, Aerial 498, Engine 497, Engine 494, and Engine 499 401 First Street Southwest, Building VLDT1, Portable Storage of NN, Alarm founding, Cross Streets, No Cross Street, and Fifth Avenue Southwest. Box 304, on fire off 5. Time 1444. Medic. 34 dispatch. Medic 34 dispatch. Medicare 34 dispatch. Copy card 50 1446 medic 34 dispatch opt 4 24 is code 4 copy copy medic 34 304 you can show me on scene no single story commercial structure nothing visible at this time chief 404 We'll be the first street. Command. Copy unseen, single-story commercial structure. Nothing's showing. Chief 404 investigating has command 1447. Fire marshal 492 in route.

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This was transcribed by AI and may contain errors. Please verify the information independently.