基本信息
witness_v0_keyhash
OP_0 f8621b3976165f87c72fae50dd50bfa8b93843b6
pubkeyhash
OP_DUP OP_HASH160 f4a6a6cb4cda0ee085e76e8612e29cff6d08cdc5 OP_EQUALVERIFY OP_CHECKSIG