var p = {
    title: 'Suprise',
    body: 'Well done',
    tags: ['first', 'post', 'english'],
    author: {
        name: 'Michael', // Is not unique
        email: 'mo@gmail.com', // Should be also unique
        fbid: '4545454asdadsa'
    },
    comments: [
        {
            body: 'Great post',
            author: {
                name: 'James', // Is not unique
                email: 'mike@gmail.com', // Should be also unique
                fbid: '3432r2rewr32r3'
            }
            created: new Date(),
            modified: new Date()
        },
        {
            body: 'Great post another',
            author: {
                name: 'John', // Is not unique
                email: 'john@gmail.com', // Should be also unique
                fbid: '3432rsada2rewr32r3'
            }
            created: new Date(),
            modified: new Date()
        }
    ],
    created: new Date(),
    modified: new Date()
};