universal_table/app/models/mind_map.rb

class MindMap
  include Mongoid::Document
	include Mongoid::Timestamps
  include Slug

	field :title, as: :slug_title, localize: true
  field :mind_map_data, type: Array, default: []

  belongs_to :u_table
  # has_many :mind_map_nodes, :dependent => :destroy
end