direction: right User.shape: Person User->Login: "User Signs In" User->Register: "User Registers" App: "Web APP" Login->App: "User uses the App" Register->App: "User uses the App" Token: "Generate API Token" Login->Token Register->Token Server: "User' Servers" { shape: Cloud } Token->Server: "User Provides Token" User->Server: "User controls Server" Server->API: "Users' Servers Interact with API"