基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 a8490f3d8b22e7a09d374065154e91e2a21fdc46 OP_EQUALVERIFY OP_CHECKSIG
OP_0 015768f2f8350e4a019b1428f9de152ede16db63