OptionalkeyThe application phase under which this change is applied. Each phase is its own priority group; that is, application of a change in an earlier phase will occur before a change in a later phase, regardless of priority. A pair of phases are preconfigured, but a package can add more phases to be called at different points during data preparation or on certain events.
The order in which this change is applied among other changes in a common phase: a null value is initialized to its default priority.
The modification type of this change
The value of the change effect
The attribute path in the Actor or Item data which the change modifies