store: ignore bad POST body (#4278)
store: ignore bad POST body (#4278)

Fixes SENTRY-1D3
BuildingLink/sentry,beeftornado/sentry,mvaled/sentry,mvaled/sentry,ifduyue/sentry,looker/sentry,ifduyue/sentry,zenefits/sentry,alexm92/sentry,mvaled/sentry,looker/sentry,zenefits/sentry,mvaled/sentry,JamesMura/sentry,alexm92/sentry,zenefits/sentry,gencer/sentry,beeftornado/sentry,mvaled/sentry,jean/sentry,jean/sentry,gencer/sentry,gencer/sentry,ifduyue/sentry,beeftornado/sentry,jean/sentry,mvaled/sentry,BuildingLink/sentry,ifduyue/sentry,ifduyue/sentry,JamesMura/sentry,JackDanger/sentry,gencer/sentry,BuildingLink/sentry,jean/sentry,looker/sentry,zenefits/sentry,BuildingLink/sentry,JamesMura/sentry,BuildingLink/sentry,looker/sentry,zenefits/sentry,looker/sentry,JamesMura/sentry,JackDanger/sentry,gencer/sentry,JackDanger/sentry,alexm92/sentry,JamesMura/sentry,jean/sentry