Operating on-line marketplaces for sellers and buyers of goods and/or services; Operating on-line marketplaces featuring marketplace to connect creators and consumers in creative fields including music production, visual and performing arts, entertainment contents, virtual events, digital media marketing, fashion design, and gaming and sports; specialized services and courses by third party service providers; Providing a website featuring an online marketplace for exchanging goods and services with other users; Provision of an on-line marketplace for buyers and sellers of services in the field of music production, visual and performing arts, entertainment contents, virtual event, digital media marketing, fashion design, and gaming and sports; Provision of an online marketplace for buyers and sellers of downloadable digital courses, music, videos, images, multimedia contents, e-books authenticated by non-fungible tokens (NFTs)