基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 6ff4856d842d7853db73240a5ab21af449d8e5ad OP_EQUALVERIFY OP_CHECKSIG
OP_0 3fc7891da6b56c02a994e493a2d59b6200e68d9e