基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 281647348e121b9505f1470c9894b0aecf3e61a4 OP_EQUALVERIFY OP_CHECKSIG
OP_0 a661b3fda44a20d6e1a6ed5f7388d35a503adba5