test.js

var j = { _id: '5810b374b2c73b0a7c8f41fd',
  restaurant:
   { R: { res_id: 113537 },
     apikey: '39075b374a5c0d9ee98fcc8e52d0a07c',
     id: '113537',
     name: 'Puffizza',
     url: 'https://www.zomato.com/ahmedabad/puffizza-gurukul?utm_source=api_basic_user&utm_medium=api&utm_campaign=v2.1',
     cuisines: 'Italian, Fast Food',
     average_cost_for_two: 700,
     price_range: 2,
     currency: 'Rs.',
     offers: [],
     zomato_events: [ [Object] ],
     thumb: 'https://b.zmtcdn.com/data/pictures/7/113537/44fcbc54efe6bd58c2ed98ceeaa27fbd_featured_v2.jpg',
     user_rating:
      { aggregate_rating: '4.2',
        rating_text: 'Very Good',
        rating_color: '5BA829',
        votes: '646' },
     photos_url: 'https://www.zomato.com/ahmedabad/puffizza-gurukul/photos#tabtop?utm_source=api_basic_user&utm_medium=api&utm_campaign=v2.1',
     menu_url: 'https://www.zomato.com/ahmedabad/puffizza-gurukul/menu#tabtop?utm_source=api_basic_user&utm_medium=api&utm_campaign=v2.1',
     featured_image: 'https://b.zmtcdn.com/data/pictures/7/113537/44fcbc54efe6bd58c2ed98ceeaa27fbd.jpg',
     has_online_delivery: 1,
     is_delivering_now: 1,
     deeplink: 'zomato://restaurant/113537',
     order_url: 'https://www.zomato.com/ahmedabad/puffizza-gurukul/order?utm_source=api_basic_user&utm_medium=api&utm_campaign=v2.1',
     order_deeplink: '',
     has_table_booking: 0,
     events_url: 'https://www.zomato.com/ahmedabad/puffizza-gurukul/events#tabtop?utm_source=api_basic_user&utm_medium=api&utm_campaign=v2.1',
     establishment_types: [],
     location:
      { address: '103, Kairos, Opposite Mahatma Gandhi Labour Institute, Drive In Road, Gurukul, Ahmedabad',
        locality: 'Gurukul',
        city: 'Ahmedabad',
        city_id: 11,
        latitude: '23.0460553848',
        longitude: '72.5377165899',
        zipcode: '',
        country_id: 1 } } }

        console.log(j.restaurant.location.address);