
rewards 的表格行类型
{ "name": "levelrewards", "base": "", "fields": [ { "name": "id", "type": "uint64" }, { "name": "type", "type": "name" }, { "name": "extra", "type": "name" }, { "name": "value", "type": "uint64" }, { "name": "weight", "type": "uint64" } ] }