基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 21b2338c57bc2e7c5c2d5d2409c786af34e112a8 OP_EQUALVERIFY OP_CHECKSIG
OP_0 d45ac7e231bc96f9dab03a57936c6af4461aee3a