基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 a4b5474f5856636078a519a9064e09c8c68c516f OP_EQUALVERIFY OP_CHECKSIG
OP_0 e21694544db8a3c9a292f90f830d0c0f0375a97c