Any additional SOL that needs to be paid as rent-exempt fees for
the stake account to be created.
TECH DEBT: in the future, withdrawStake might pay rent for other accounts too
not just the stake account.
inAmount
inAmount:bigint
Amount of withdraw stake tokens to be unstaked
outAmount
outAmount:bigint
Amount of lamports in the stake account that this
route will output
stakeSplitFrom
stakeSplitFrom:PublicKey
The stake account of the withdrawStakePool to split stake from
Any additional SOL that needs to be paid as rent-exempt fees for the stake account to be created. TECH DEBT: in the future, withdrawStake might pay rent for other accounts too not just the stake account.