OptionalcollectionCollection URL used for broad cache invalidation.
Optionaldata
Request body for write operations.
Optionalid
Resource identifier for entity operations.
Resource operation method.
Optionaloptions
Backend-specific request options.
Optionalparams
URI template and query parameters.
Expanded request URL.
Normalized request object passed from RestService to a RestBackend.
Backends receive expanded URLs and already-separated request options, so they can focus on transport, persistence, or cache policy.