JSON lint is an online editor for JSON . It is used to check the given json input format is correct or not.

Go to jsonlint.com In the box give json format as input.

json-lint

click the validate button . If your input is not proper json format, it will throw error.

json-lint-with-error

Here we gave the key (name) without double qoute. That's why the editor throws error. So change the name to "name".