/**
 * Returns the data portion of a single PSSH box.
 *
 * @param pssh - The PSSH ArrayBuffer.
 * @returns The data portion of the PSSH.
 *
 * @group DRM
 * @beta
 *
 * @example
 * {@includeCode ../../../test/drm/cenc/getPSSHData.test.ts#example}
 */
export declare function getPSSHData(pssh: ArrayBuffer): ArrayBuffer;
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