A controller is configured to obtain, from a first camera associated with a ticket machine, a first image stream; transmit the first image stream to an application server; receive, from the application server, a first command for the ticket machine; cause the ticket machine to provide, based on the first command, a ticket having a scratching area; receive a user-provided scratching command from the application server; and cause a robotic scratching device to scratch the scratching area in accordance with the scratching command.