*   subject              Name,
   *   subjectPublicKeyInfo SubjectPublicKeyInfo,
   *   issuerUniqueID  [1]  IMPLICIT UniqueIdentifier OPTIONAL, -- If present, version MUST be v2 or v3
   *   subjectUniqueID [2]  IMPLICIT UniqueIdentifier OPTIONAL, -- If present, version MUST be v2 or v3
   *   extensions      [3]  EXPLICIT Extensions OPTIONAL -- If present, version MUST be v3
   * }
   * ```
   */