Map from Key ID to key metadata.
Declared in <wallet/scriptpubkeyman.h>
[[guarded_by(0x7fd74181c438), guarded_by(0x7fd74523ceb8), guarded_by(0x7fd73d5f3c18), guarded_by(0x7fd754bcf6c8), guarded_by(0x7fd75f64da08), guarded_by(0x7fd738ca4f68)]]
std::map<CKeyID, CKeyMetadata> mapKeyMetadata;