apx 合约 概览 操作 (42) 结构体 (51) 表 (9) 应用二进制接口 结构体 (51) upvote upvote中的操作参数 { "name": "upvote", "base": "", "fields": [ { "name": "voter", "type": "name" }, { "name": "post_id", "type": "uint64" }, { "name": "vote_percent", "type": "float64" } ] }