基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 646d0d412b7bb4beec107d4cb78c5f051afde622 OP_EQUALVERIFY OP_CHECKSIG
OP_0 a8e4afafc54aa9c4c165a1e694794a9efce2819e