基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 a2a7abd12407421262f6f3400ddfa6e19b83467f OP_EQUALVERIFY OP_CHECKSIG
OP_0 1a49a62cbb84f24fc4085e5193ac3d676e4f5d30