55   virtual void act()
 override {}
 static InputParameters validParams()
Parameters that can ONLY be specified under the common area. 
Input parameters common to all block-restricted NEML2Actions. 
virtual void act() override
Method to add objects to the simulation or perform other setup tasks. 
NEML2ActionCommon(const InputParameters &)
static InputParameters commonParams()
Parameters that can be specified EITHER under the common area OR under sub-blocks.