StripePaymentModelMirrorRefPath typedef
StripePaymentModelMirrorRefPath = _$StripePaymentModelMirrorRefPath
It can be defined as an empty ModelRef
StripePaymentModelMirrorRefPath("xxx") // Define as a path.
Implementation
typedef StripePaymentModelMirrorRefPath = _$StripePaymentModelMirrorRefPath;