基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 748f5dce64beccdd66b7b3eb4c0fe3502ab19312 OP_EQUALVERIFY OP_CHECKSIG
OP_0 6a8ec7f4e26d85fe9b474fa6380acf56761d822e