public GetOpenIdTokenForDeveloperIdentityRequest clearPrincipalTagsEntries() {
        this.principalTags = null;
        return this;
    }
Removes all the entries added into PrincipalTags.

@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-cognitoidentity/src/main/java/com/amazonaws/services/cognitoidentity/model/GetOpenIdTokenForDeveloperIdentityRequest.java