resource.toPlainObject( settings )
This methods attempts to aggregate all non-empty properties. Not all properties are supported. If the resulting object does not look as desired, it is best to write your own serialization function from scratch.
settings argument contains properties that affect serialization:
|collapseExtendedProps||If set to
|collapseColor||If set to
toPlainObject method is aliased to the
toJSON method so that JSON.stringify works.