+## Link structure
+
+Every link available through the `LinkDB` object is represented as an array
+containing the following fields:
+
+ * `id` (integer): Unique identifier.
+ * `title` (string): Title of the link.
+ * `url` (string): URL of the link. Used for displayable links (without redirector, url encoding, etc.).
+ Can be absolute or relative for Notes.
+ * `real_url` (string): Real destination URL, can be redirected, encoded, etc.
+ * `shorturl` (string): Permalink small hash.
+ * `description` (string): Link text description.
+ * `private` (boolean): whether the link is private or not.
+ * `tags` (string): all link tags separated by a single space
+ * `thumbnail` (string|boolean): relative path of the thumbnail cache file, or false if there isn't any.
+ * `created` (DateTime): link creation date time.
+ * `updated` (DateTime): last modification date time.
+
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