Numerical account ID of the sponsor buyer of the client to list users for. (required)

The account ID of the client buyer to list users for. (required) You must specify either a string representation of a numerical account identifier or the - character to list all the client users for all the clients of a given sponsor buyer.

Requested page size. The server may return fewer clients than requested. If unspecified, the server will pick an appropriate default.

A token identifying a page of results the server should return. Typically, this is the value of ListClientUsersResponse.nextPageToken returned from the previous call to the accounts.clients.users.list method.