Patent ID: 11928105
Assignee: nan
Field: Digital communication (Electrical engineering)
Classification: CPC G  H | IPC G

Claim 0:
1. A method comprising:
receiving a request from a holder of a token instance to provide a list of unique tokens associated with a unique user identifier corresponding to a user, the request including the unique user identifier;
retrieving from a database the list of unique tokens associated with the unique user identifier;
transmitting the list of unique tokens to the holder of a token instance;
receiving a selection indicating the selection of a unique token of the list of unique tokens;
transmitting attachment data associated with the selected unique token to the holder of a token instances;
receiving interaction information indicating an interaction by the user with the attachment data;
transmitting a request to provide the attachment data to the user; and
updating the database to reflect that the attachment data has been acted upon by the user.