tf 合约 概览 操作 (13) 结构体 (17) 表 (3) 应用二进制接口 结构体 (17) board_seat boardseat 的表格行类型 { "name": "board_seat", "base": "", "fields": [ { "name": "id", "type": "uint64" }, { "name": "member", "type": "name" }, { "name": "next_election_time", "type": "uint32" } ] }