Dapp name. Might be simple, will not be used as identifier.
Dapp URL. Will be used as the dapp identifier. Will be used to open the dapp after click to its icon in the wallet. It is recommended to pass url without closing slash, e.g. 'https://mydapp.com' instead of 'https://mydapp.com/'.
URL to the dapp icon. Must be PNG, ICO, ... . SVG icons are not supported.