eosio.msig 合约 概览 操作 (6) 结构体 (16) 表 (4) 应用二进制接口 结构体 (16) unapprove unapprove中的操作参数 { "name": "unapprove", "base": "", "fields": [ { "name": "proposer", "type": "name" }, { "name": "proposal_name", "type": "name" }, { "name": "level", "type": "permission_level" } ] }