基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 421f6aea2ce2a8fcb14cc806b1f3b0ba8604f9e2 OP_EQUALVERIFY OP_CHECKSIG
OP_0 4e16931ec8eaa8323748257a6791af244c8ec464