Added a class Node with functionality for creating nodes from user-provided configuration parameters, or from default hosts contained in a separate .json file.
Added an abstract Provider class that defines an interface for all concrete Provider classes required to interact with cryptocurrency wallets.
Added a class Node with functionality for creating nodes from user-provided configuration parameters, or from default hosts contained in a separate .json file.
Added an abstract Provider class that defines an interface for all concrete Provider classes required to interact with cryptocurrency wallets.