基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 a8f9eeece666f7ceb50fd10217302a78976aaae2 OP_EQUALVERIFY OP_CHECKSIG
OP_0 78e66164169c38319d4275621d0d1a5eedec58d1