基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 49f0370f85de9e18f222f99d12af0d97d9b7d4ba OP_EQUALVERIFY OP_CHECKSIG
OP_0 76c71b7e0e3085bda366cc27e7020fef05b5b353