This possibly sensationalist article [1] on Vice discusses a motorcycle airbag vest that requires a subscription to work.
[1] https://www.vice.com/en/article/93yyyd/this-motorcycle-airba...
[1] https://www.vice.com/en/article/93yyyd/this-motorcycle-airba...
I don't see this company lasting long after the first crash where someone thought they were protected but were not due to payment error/ddos/whatever.