[#node-SnapshotMetadata-2constructor-0e]
= xref:node.adoc[node]::xref:node/SnapshotMetadata.adoc[SnapshotMetadata]::SnapshotMetadata
:relfileprefix: ../../
:mrdocs:

Construct snapshot metadata with a known base block and coin count.

== Synopsis

Declared in `<node/utxo_snapshot.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
SnapshotMetadata(
    xref:MessageStartChars.adoc[MessageStartChars] const network_magic,
    xref:uint256.adoc[uint256] const& base_blockhash,
    uint64_t coins_count);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *network_magic*
| The network magic bytes the snapshot must match.
| *base_blockhash*
| Hash of the block at the tip of the snapshot's UTXO set.
| *coins_count*
| Number of coins in the snapshot's UTXO set.
|===


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