Entity and Sentiment Analysis with the Natural Language API

export API_KEY=<YOUR_API_KEY> && echo '{
  "document": {
    "type": "PLAIN_TEXT",
    "content": "Joanne Rowling, who writes under the pen names J. K. Rowling and Robert Galbraith, is a British novelist and screenwriter who wrote the Harry Potter fantasy series."
  },
  "encodingType": "UTF8"
}' > request.json && curl "https://language.googleapis.com/v1/documents:analyzeEntities?key=${API_KEY}" -s -X POST -H "Content-Type: application/json" --data-binary @request.json > result.json && cat result.json