SmartKey platform combines Oracle II generation technology with BoT (Blockchain Internet of Things) technology to create new functions and business processes dedicated to the 21st century Sharing economy, that is, digital contracts that provide access to specific values such as offices, house leasing, parking, and Carsharing. The combination of three technologies has created a unique smart contract called SmartKey, which is a non homogeneous token that defines access rules for an asset managed by IoT sensors granting access rights. The NFT-SmartKey contract is the IT record of the device and is responsible for managing locks, sensors, user authentication, pricing, time, and more....