Filter current site setting value to be updated.
site_settings_endpoint_update_{$key}
site_settings_endpoint_update_{$key}-
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filter site_settings_endpoint_getFilter the current site setting in the returned response.
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filter site_settings_site_formatFilter the structure of site settings to return.
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filter jetpack_protect_connect_timeoutFilter controls maximum timeout in waiting for reponse from Protect servers.
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filter videopress_get_video_detailsAllow functions to modify fetched video details. This filter allows third-party code to modify the return data about a given video. It may involve swapping some data out or adding new parameters.
Jetpack Developer Resources 