[#JSONRPCRequest-id]
= xref:JSONRPCRequest.adoc[JSONRPCRequest]::id
:relfileprefix: ../
:mrdocs:

The request id echoed back in the reply.

== Synopsis

Declared in `<rpc/request.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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std::optional<UniValue> id = UniValue::VNULL;
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