Java integration
curl \ -H "Authorization: $API_KEY" \ http://appsync.us-east-1.amazonaws.com/v1/apis
curl \ -H "Authorization: $API_KEY" \ http://appsync.us-east-1.amazonaws.com/v1/domainnames
curl \
-H "Authorization: $API_KEY" \
http://appsync.us-east-1.amazonaws.com/v1/apis/{apiId}