基本信息
witness_v0_keyhash
OP_0 e21a2186ad2a1edb7f79c1948f905e7e1243d88f
pubkeyhash
OP_DUP OP_HASH160 12dca232813413196560802b413db9bce7b2da57 OP_EQUALVERIFY OP_CHECKSIG