RewardPools: StorageDescriptor<
    [Key: number],
    {
        last_recorded_reward_counter: bigint;
        last_recorded_total_payouts: bigint;
        total_commission_claimed: bigint;
        total_commission_pending: bigint;
        total_rewards_claimed: bigint;
    },
    true,
    never,
>

Reward pools. This is where there rewards for each pool accumulate. When a members payout is claimed, the balance comes out of the reward pool. Keyed by the bonded pools account.