/**
 * Gas configuration constants to avoid hardcoded values
 */
export declare const GAS_CONFIG: {
    /** Default gas limit for ERC-20 token transfers */
    readonly ERC20_TRANSFER: 65000;
    /** Default gas limit for native token transfers */
    readonly NATIVE_TRANSFER: 21000;
    /** Default gas limit for token approvals */
    readonly TOKEN_APPROVAL: 46000;
    /** Default gas limit for contract interactions */
    readonly CONTRACT_INTERACTION: 100000;
    /** Maximum gas limit for safety */
    readonly MAX_GAS_LIMIT: 500000;
    /** Gas multiplier for batch operations */
    readonly BATCH_MULTIPLIER: 1.1;
    /** Priority fee (tip) in wei for EIP-1559 transactions */
    readonly DEFAULT_PRIORITY_FEE: 1500000000n;
    /** Base fee buffer for EIP-1559 transactions */
    readonly BASE_FEE_BUFFER: 1.2;
};
/**
 * Set global gas configuration from mobile app (highest priority)
 */
export declare function setGlobalGasConfig(config: Partial<typeof GAS_CONFIG>): void;
/**
 * Set global network gas configuration from mobile app (highest priority)
 */
export declare function setGlobalNetworkGasConfig(config: Record<string, Partial<{
    maxFeePerGas: bigint;
    maxPriorityFeePerGas: bigint;
}>>): void;
/**
 * Clear all global gas configurations (reset to defaults)
 */
export declare function clearGlobalGasConfigs(): void;
/**
 * Get merged gas config (Mobile App > Env > SDK Defaults)
 */
export declare function getGasConfig(): {
    ERC20_TRANSFER: number;
    NATIVE_TRANSFER: number;
    TOKEN_APPROVAL: number;
    CONTRACT_INTERACTION: number;
    MAX_GAS_LIMIT: number;
    BATCH_MULTIPLIER: number;
    DEFAULT_PRIORITY_FEE: bigint;
    BASE_FEE_BUFFER: number;
};
/**
 * Network-specific gas configurations
 */
export declare const NETWORK_GAS_CONFIG: {
    readonly '1': {
        readonly maxFeePerGas: 50000000000n;
        readonly maxPriorityFeePerGas: 2000000000n;
    };
    readonly '56': {
        readonly maxFeePerGas: 5000000000n;
        readonly maxPriorityFeePerGas: 1000000000n;
    };
    readonly '137': {
        readonly maxFeePerGas: 30000000000n;
        readonly maxPriorityFeePerGas: 1000000000n;
    };
    readonly '42161': {
        readonly maxFeePerGas: 100000000n;
        readonly maxPriorityFeePerGas: 100000000n;
    };
    readonly '10': {
        readonly maxFeePerGas: 1000000000n;
        readonly maxPriorityFeePerGas: 100000000n;
    };
    readonly '8453': {
        readonly maxFeePerGas: 1000000000n;
        readonly maxPriorityFeePerGas: 100000000n;
    };
};
/**
 * Get gas configuration for a specific network with priority: Mobile App > Env > SDK Defaults
 */
export declare function getNetworkGasConfig(chainId: string): {
    maxFeePerGas: bigint;
    maxPriorityFeePerGas: bigint;
} | {
    maxFeePerGas: bigint;
    maxPriorityFeePerGas: bigint;
} | {
    maxFeePerGas: bigint;
    maxPriorityFeePerGas: bigint;
} | {
    maxFeePerGas: bigint;
    maxPriorityFeePerGas: bigint;
} | {
    maxFeePerGas: bigint;
    maxPriorityFeePerGas: bigint;
} | {
    maxFeePerGas: bigint;
    maxPriorityFeePerGas: bigint;
};
/**
 * Calculate optimal gas price for EIP-1559 transactions using dynamic config
 */
export declare function calculateOptimalGasPrice(baseFee: bigint, chainId: string): {
    maxFeePerGas: bigint;
    maxPriorityFeePerGas: bigint;
};