curl --header 'Content-Type:' --data $'line1\nline2\nline3\n' 'http://localhost:8000/multilines/plain-text'
curl --header 'Content-Type: application/json' --data $'{\n  "foo": "bar"\n  "baz": 123456\n}\n' 'http://localhost:8000/multilines/json'
curl --header 'Content-Type: application/xml' --data $'<?xml version="1.0"?>\n<catalog>\n    <book id="bk101">\n        <author>Gambardella, Matthew</author>\n        <title>XML Developer\'s Guide</title>\n        <genre>Computer</genre>\n        <price>44.95</price>\n        <publish_date>2000-10-01</publish_date>\n        <description>An in-depth look at creating applications\n        with XML.</description>\n    </book>\n</catalog>\n' 'http://localhost:8000/multilines/xml'
curl --header 'Content-Type: application/json' --data '{"query":"{\n  hero {\n    name\n    # Queries can have comments!\n    friends {\n      name\n    }\n  }\n}"}' 'http://localhost:8000/multilines/graphql'