基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 721eda497d2f1beec711a75761c7e39c598e6407 OP_EQUALVERIFY OP_CHECKSIG
OP_0 a6fa2b1b66b9f900cec6f95a06f262e88e8ed3a2