The problem DeChat solves

A chat application that allows users to chat and video call the loved ones. As soon as user sends a message to other user the data is stored in a decentralize database with the help of Chainlink Oracle. Chainlink Oracle runs the api and stores/get data from the database. Videocalling is also enabled for users ease. The platform is NFT Gated and users can get/mint nft gaslessley with the help of Gelato relayers

Challenges we ran into

Understanding chainlink functions documentation was pretty tough