基本信息
witness_v0_keyhash
OP_0 3447da4153f9a4ab6d5dc3b8282575e5881769a7
pubkeyhash
OP_DUP OP_HASH160 d8a51d6c830dd4c7cfc63feeace585a8136eb756 OP_EQUALVERIFY OP_CHECKSIG