@Override
  public String toString() {
    return "LegacyKmsEnvelopeAead Parameters (kekUri: "
        + kekUri
        + ", "
        + "dekParsingStrategy: "
        + dekParsingStrategy
        + ", "
        + "dekParametersForNewKeys: "
        + dekParametersForNewKeys
        + ", "
        + "variant: "
        + variant
        + ")";
  }
Parameters used when creating new keys.
java_src/src/main/java/com/google/crypto/tink/aead/LegacyKmsEnvelopeAeadParameters.java