According to the tiers s/he selects, the subscriber is granted a maximum number of requests to the API.
Application-level throttling tiers are defined at the time an application is created using the API Store. For information, see Applications and application-level throttling.
Resource-level throttling is defined to HTTP verbs of an API's resources
by the developer at the time an API is created using the Publisher. W
hen a subscriber views an API using the API Store, s/he can see the resource-level throttling
tiers using the Throttle TiersInfo
tab as follows:
Subscribers are not allowed to change these throttling tiers. They are simply notified of the limitations.
How throttling tiers work