基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 16bf66ae76aec67469693d7b15f9bebecfaed1c4 OP_EQUALVERIFY OP_CHECKSIG
OP_0 9a21706a23f49d4f42300c0821ec3d6bf6849aac