基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 21d4b73f3ad79b1257441c0558c32fc6e4f6eb47 OP_EQUALVERIFY OP_CHECKSIG
OP_0 a2e47b77f1b537158e51d8bb303e584281ca50c1