minimum fee to get into the pool, decreases exponentially
Declared in <txmempool.h>
[[guarded_by(0x7f95135d1148), guarded_by(0x7f9501b10528), guarded_by(0x7f950ec76718), guarded_by(0x7f9525ea6468), guarded_by(0x7f9515095ba8), guarded_by(0x7f9508269e48), guarded_by(0x7f94f856d558), guarded_by(0x7f9513c57748)]]
mutable
double rollingMinimumFeeRate = {0};