基本信息
witness_v0_keyhash
OP_0 a4703ca886221b884db1d63473e1d04d680b335f
pubkeyhash
OP_DUP OP_HASH160 7dffe4b8f9f8d9dcb8a1a2c62bafd3111d6a5332 OP_EQUALVERIFY OP_CHECKSIG