export declare function pickNestedObservabilityEnv(childProcessEnv: Readonly<Record<string, string>> | undefined): NodeJS.ProcessEnv;
export declare function pickCommandGateNestedObservabilityEnv(childProcessEnv: Readonly<Record<string, string>> | undefined): NodeJS.ProcessEnv;
export declare function pickNestedOtelExporterOptionEnv(env: NodeJS.ProcessEnv): NodeJS.ProcessEnv;
export declare function buildEnvWithNestedObservabilitySnapshot(source: NodeJS.ProcessEnv, childProcessEnv: Readonly<Record<string, string>> | undefined): NodeJS.ProcessEnv;
export declare function getNestedObservabilityEnvFingerprint(childProcessEnv: Readonly<Record<string, string>> | undefined): string;
export declare function runWithNestedObservabilityProcessEnv<T>(childProcessEnv: Readonly<Record<string, string>> | undefined, operation: () => T | Promise<T>): Promise<Awaited<T>>;
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