Update: {
    channel: "instrument";
    data: {
        assets: {
            borrowable: boolean;
            collateral_value: number;
            id: string;
            margin_rate: number;
            precision: number;
            precision_display: 2;
            status:
                | "depositonly"
                | "disabled"
                | "enabled"
                | "fundingtemporarilydisabled"
                | "withdrawalonly"
                | "workinprogress";
        }[];
        pairs: {
            base: string;
            cost_min: number;
            cost_precision: number;
            has_index: true;
            margin_initial: number;
            marginable: boolean;
            position_limit_long: number;
            position_limit_short: number;
            price_increment: number;
            price_precision: number;
            qty_increment: number;
            qty_min: number;
            qty_precision: number;
            quote: string;
            status:
                | "cancel_only"
                | "delisted"
                | "limit_only"
                | "maintenance"
                | "online"
                | "post_only"
                | "reduce_only"
                | "work_in_progress";
            symbol: string;
        }[];
    };
    type: "snapshot" | "update";
}

Reference: Instruments