基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 12a5281c21a2c344a9448fc889d1c17a814eaf5b OP_EQUALVERIFY OP_CHECKSIG
OP_0 8f93fd34b60cc0ed0f8fc8b4d021ffb4c21afac8