response

[
  {
    "info": {
      "total_pages": 6
    }
  },
  {
    "id": "e71edff6-4b27-4d55-9721-c26714b7285d",
    "heading": "This will make you go crazy",
    "description": "watch this funny video of indian engineering colleges",
    "url": "https://www.youtube.com/watch?v=4LiJuB20Ioo",
    "credits": "Being Indian channel",
    "created_at": "2017-01-10T02:34:36.870Z",
    "updated_at": "2017-01-10T02:34:36.870Z",
    "categories": [
      {
        "name": "Fun"
      },
      {
        "name": "Computers"
      }
    ]
  },
  {
    "id": "6ea12084-15d2-470a-baed-ae4973af373b",
    "heading": "story 2",
    "description": "desc of story 2",
    "url": "Sample url",
    "credits": "sample credit",
    "created_at": "2017-01-19T16:57:25.750Z",
    "updated_at": "2017-01-19T16:57:25.750Z",
    "categories": [
      {
        "name": "Computers"
      }
    ]
  },
  {
    "id": "89fd266f-bf06-4b29-9081-1b3631fbde82",
    "heading": "story 2",
    "description": "desc of story 2",
    "url": "Sample url",
    "credits": "sample credit",
    "created_at": "2017-01-19T16:57:56.673Z",
    "updated_at": "2017-01-19T16:57:56.673Z",
    "categories": [
      {
        "name": "Computers"
      }
    ]
  },
  {
    "id": "619af3e9-02da-4892-8c4b-e220c366eefe",
    "heading": "story 2",
    "description": "desc of story 2",
    "url": "Sample url",
    "credits": "sample credit",
    "created_at": "2017-01-19T16:57:57.501Z",
    "updated_at": "2017-01-19T16:57:57.501Z",
    "categories": [
      {
        "name": "Computers"
      }
    ]
  },
  {
    "id": "e3fc434f-91a7-4b32-8ea0-cc412a2f7bfd",
    "heading": "story 2",
    "description": "desc of story 2",
    "url": "Sample url",
    "credits": "sample credit",
    "created_at": "2017-01-19T16:57:58.008Z",
    "updated_at": "2017-01-19T16:57:58.008Z",
    "categories": [
      {
        "name": "Computers"
      }
    ]
  }
]

story_code

def index
    stories = Story.paginate(page: params[:page] || 1, per_page: 5)
    obj = []
    information = {}
    information['total_pages'] = stories.total_pages
    new_hash = {}
    new_hash['info'] = information
    obj << new_hash
    stories.each do |story|
      obj << story.details
    end
    render json: obj
  end