Secret.Item.prototype.set_label

function set_label(label: String, cancellable: Gio.Cancellable, callback: Gio.AsyncReadyCallback): void {
    // Gjs wrapper for secret_item_set_label()
}

Set the label of this item.

This function returns immediately and completes asynchronously.

label: a new label
cancellable: optional cancellation object
callback: called when the operation completes