基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 4d5467a9eed137a3c6fe063166b53b20c41864a1 OP_EQUALVERIFY OP_CHECKSIG
OP_0 1a21f699bbdca8391e6428afc3a511f3a31b957c