public com.google.cloud.kms.v1.Digest getDigest() {
    return digest_ == null ? com.google.cloud.kms.v1.Digest.getDefaultInstance() : digest_;
  }
public com . google . cloud . kms . v1 . Digest getDigest ( ) { return digest_ == null ? com . google . cloud . kms . v1 . Digest . getDefaultInstance ( ) : digest_ ; }
<pre>
Required. The digest of the data to sign. The digest must be produced with
the same digest algorithm as specified by the key version's
[algorithm][google.cloud.kms.v1.CryptoKeyVersion.algorithm].
</pre>

<code>.google.cloud.kms.v1.Digest digest = 3;</code>