基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 a8b921c9ba0ca45fe421aba76a729cd7581b28ee OP_EQUALVERIFY OP_CHECKSIG
OP_0 4ef5baa03c514c629d2e306a3ae4a6be8198ea52