基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 21f7ec4c16084d3c301a281af177e9a156556f9b OP_EQUALVERIFY OP_CHECKSIG
OP_0 e16ac239da7ebeff0b8625f294279bd5a4d3a72d