interface MetricEvent {
    [metricName: string]: {
        dimensions: {
            [key: string]: string | number | boolean;
        };
        value: number;
        unit?: string;
        namespace?: string;
        metadata?: object;
    };
}
interface MetricEmitterConfig {
    namespace?: string;
    dimensions?: {
        [key: string]: string;
    };
    unit?: string;
    metadata?: object;
}
interface EMFLog {
    _aws: {
        Timestamp: number;
        CloudWatchMetrics: Array<{
            Namespace: string;
            Dimensions: string[][];
            Metrics: Array<{
                Name: string;
                Unit: string;
                StorageResolution: number;
            }>;
        }>;
    };
    [key: string]: any;
}
declare class MetricEmitter {
    private namespace;
    private dimensions?;
    private unit;
    private metadata?;
    constructor(config?: MetricEmitterConfig);
    private static getDefaultNamespace;
    private static cleanObject;
    /**
     * @param event
     * @returns void
     * @description Create a new metric event
     */
    create(event: MetricEvent): void;
    /**
     * @param event
     * @returns void
     * @description Create a new metric event
     */
    static create(event: MetricEvent): void;
}
export default MetricEmitter;
export { MetricEmitter, MetricEvent, MetricEmitterConfig, EMFLog };
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