export class SetPositionModeReq{ private _symbol!:string; private _marginCoin!:string; private _holdMode!:string; get symbol(): string { return this._symbol; } set symbol(value: string) { this._symbol = value; } get marginCoin(): string { return this._marginCoin; } set marginCoin(value: string) { this._marginCoin = value; } get holdMode(): string { return this._holdMode; } set holdMode(value: string) { this._holdMode = value; } }