export declare type Reward = string[];
export declare type GasUsedRatio = number[];
export interface BlocksToConfirmationByPriorityFee {
    1: string;
    2: string;
    3: string;
    4: string;
}
export interface BlocksToConfirmationByBaseFee {
    4: string;
    8: string;
    40: string;
    120: string;
    240: string;
}
/**
 * Response interface from `eth_feeHistory` RPC call
 *
 * @member baseFeePerGas - Array containing base fee per gas of the last BLOCKCOUNT blocks
 * @member gasUsedRatio - Array containing gas used ratio of the last BLOCKCOUNT blocks
 * @member gasUsedRatio - Lowest number block of the returned range
 * @member reward - Array of effective priority fee per gas data points from a single block
 */
export interface FeeHistoryResponse {
    baseFeePerGas: string[];
    gasUsedRatio: GasUsedRatio;
    oldestBlock: number;
    reward: Reward[];
}
/**
 * Max base fee related suggestions
 *
 * @member baseFeeSuggestion - Base fee suggestion in wei string
 * @member baseFeeTrend - Estimated trend
 * @member currentBaseFee - Current block base fee in wei string
 * @member blocksToConfirmationByBaseFee - Object containing estimated blocks that a confirmation is going to happen if `blocksToConfirmationByBaseFee[blocks]` is used as `maxBasefee`, in wei string
 */
export interface MaxFeeSuggestions {
    baseFeeSuggestion: string;
    baseFeeTrend: number;
    blocksToConfirmationByBaseFee: BlocksToConfirmationByBaseFee;
    currentBaseFee: string;
}
/**
 * Max fee priority fee related suggestions
 *
 * @member maxPriorityFeeSuggestions - Object containing max priority fee in wei string per speeds, `urgent`, `fast` and `normal`
 * @member confirmationTimeByPriorityFee - Object containing estimated seconds that a confirmation is going to happen if `confirmationTimeByPriorityFee[secs]` is used as `maxPriorityfee`, in wei string
 * @member blocksToConfirmationByPriorityFee - Object containing estimated blocks that a confirmation is going to happen if `confirmationTimeByPriorityFee[blocks]` is used as `maxPriorityfee`, in wei string
 */
export interface MaxPriorityFeeSuggestions {
    blocksToConfirmationByPriorityFee: BlocksToConfirmationByPriorityFee;
    confirmationTimeByPriorityFee: {
        15: string;
        30: string;
        45: string;
        60: string;
    };
    maxPriorityFeeSuggestions: {
        urgent: string;
        fast: string;
        normal: string;
    };
}
export interface Suggestions extends MaxFeeSuggestions, MaxPriorityFeeSuggestions {
}