Result: Record<string, {
    class?: string;
    cost: string;
    fee: string;
    margin: string;
    misc: string;
    net?: string;
    oflags: string;
    ordertxid: string;
    ordertype: RestOrderType;
    pair: string;
    posstatus: "open";
    rollovertm: string;
    terms: string;
    time: number;
    type: RestOrderDirection;
    value?: string;
    vol: string;
    vol_closed: string;
}>

Reference: Get Open Positions