All transactions in mapTx with their wtxids, in arbitrary order
Declared in <txmempool.h>
[[guarded_by(0x7f2e1b5a1628), guarded_by(0x7f2e2721a638), guarded_by(0x7f2e421cbd48), guarded_by(0x7f2e2880ad08), guarded_by(0x7f2e3212e098), guarded_by(0x7f2e347f6728), guarded_by(0x7f2e2b05ab98), guarded_by(0x7f2e2bee2238)]]
std::vector<std::pair<Wtxid, txiter>> txns_randomized;