Backend
constructor(bypassCacheOnRequestHeaders: List<BackendBucketCdnPolicyBypassCacheOnRequestHeader>? = null, cacheKeyPolicy: BackendBucketCdnPolicyCacheKeyPolicy? = null, cacheMode: String? = null, clientTtl: Int? = null, defaultTtl: Int? = null, maxTtl: Int? = null, negativeCaching: Boolean? = null, negativeCachingPolicies: List<BackendBucketCdnPolicyNegativeCachingPolicy>? = null, requestCoalescing: Boolean? = null, serveWhileStale: Int? = null, signedUrlCacheMaxAgeSec: Int? = null)