基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 a7f6774da391559b4bbc1ca1d049ac6436e69dab OP_EQUALVERIFY OP_CHECKSIG
OP_0 b2bda4c8cc34deae711c4c9b3d334838df9c69f6