基本信息
witness_v0_keyhash
OP_0 b20721777bb8b5831f89c4db7ee75f121a8ed311
pubkeyhash
OP_DUP OP_HASH160 66e1f9f0c7686b5d905daa0a73c89f914d4ebe60 OP_EQUALVERIFY OP_CHECKSIG