基本信息
witness_v0_keyhash
OP_0 3a49a994c373a3ed40e84a42480a77d7e93c5721
pubkeyhash
OP_DUP OP_HASH160 438de3a66bd75501522359d86f1d882d7c0cc045 OP_EQUALVERIFY OP_CHECKSIG