基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 a21eaebb91d99c516f5d62832b7060712194be21 OP_EQUALVERIFY OP_CHECKSIG
OP_0 8aafe7998572f113bee0754a97d7b7bfbff2e6c5