This member is added by an implicit conversion from StartProximityEffect to
any2stringadd[StartProximityEffect] performed by method any2stringadd in scala.Predef.
This member is added by an implicit conversion from StartProximityEffect to
StringFormat[StartProximityEffect] performed by method StringFormat in scala.Predef.
Start the special effects caused by a proximity-base service.
the proximity-based unit