If user wishes to lock or close lock during rental, user application sends transactions signed by UserID requesting VLS to open and close the lock. Only valid if rental was started by user: should only be possible to open and close lock by paying user.
If user wishes to lock or close lock during rental, user application sends transactions signed by UserID requesting VLS to open and close the lock. Only valid if rental was started by user: should only be possible to open and close lock by paying user.