基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 87a145fa57481e1b694a677dd7bfb551f6fbfe76 OP_EQUALVERIFY OP_CHECKSIG
OP_0 a4e19c6845dd695f59563ceff3a73da1c25e76ce