export declare class FuturesRiskLimitTier { 'tier'?: number; 'riskLimit'?: string; 'initialRate'?: string; 'maintenanceRate'?: string; 'leverageMax'?: string; 'deduction'?: string; static discriminator: string | undefined; static attributeTypeMap: Array<{ name: string; baseName: string; type: string; }>; static getAttributeTypeMap(): { name: string; baseName: string; type: string; }[]; }