Sample JSON validation

validate.js

var jsonSchema = require("json-schema");
var mySchema = { name : "test", type : "object", additionalProperties : false, properties : { fullName: { type : "string" } } };
var myObject = { fullName : "John Doe" };

var schemaResult = jsonSchema.validate(myObject, mySchema);
if(!schemaResult.valid)
   return schemaResult.errors;