基本信息
witness_v0_keyhash
OP_0 a4f318f7b8070aeaef8f61a80f1103a6a86990d9
pubkeyhash
OP_DUP OP_HASH160 31d672a0ab6afc2fcf6802e84109a67cff9d5b9c OP_EQUALVERIFY OP_CHECKSIG