基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 12b8d7721b4260a25b14dd7591c22b533597fa38 OP_EQUALVERIFY OP_CHECKSIG
OP_0 6f8a40f4801be3fdb300c55fc6cf44e02bb66635