You can swap out the programmable sim cards for an eSIM (finally).
Simlessly's RSP platform will let you generate a free eSIM profile for a single device for your bootleg LTE network. https://simlessly.com/products/rsp/
Simlessly's RSP platform will let you generate a free eSIM profile for a single device for your bootleg LTE network. https://simlessly.com/products/rsp/