基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 2a42defe65981818a6c1a2f141c6320c40138c68 OP_EQUALVERIFY OP_CHECKSIG
OP_0 a8e81bfdb37a3834133bb9d0c232c63b65207c2e