import { SNSEvent } from "aws-lambda";
import { TracerWrapper } from "../../tracer-wrapper";
import { EventTraceExtractor } from "../extractor";
import { SpanContextWrapper } from "../../span-context-wrapper";
import { TraceConfig } from "../../listener";
export declare class SNSEventTraceExtractor implements EventTraceExtractor {
    private tracerWrapper;
    private config;
    constructor(tracerWrapper: TracerWrapper, config: TraceConfig);
    extract(event: SNSEvent): SpanContextWrapper | null;
    private getParsedRecordHeaders;
}
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