The <samp>modData</samp> fields are dictionaries of arbitrary string values which are synchronized in multiplayer and persisted in the save file, so mods can store custom data about the instances. The game already has the field for buildings, characters (including NPCs and players), items, locations, and terrain features. | The <samp>modData</samp> fields are dictionaries of arbitrary string values which are synchronized in multiplayer and persisted in the save file, so mods can store custom data about the instances. The game already has the field for buildings, characters (including NPCs and players), items, locations, and terrain features. |