Making a nested params for xxx_tag of View Helper in Rails

[1] pry> params => {"utf8"=>"✓", "books"=> {"author_name"=>"Minato", "book_name"=>"HELLO", "category"=>"Fiction", "awards"=>[{"award_id"=>"1", "award_title"=>"new", "award_content"=>"award for new people"}, {"award_id"=>"2", "award_title"=>"movie", "award_content"=>"it becames to movie"} ]}, "action"=>"create", "controller"=>"books"} 

<%= hidden_field_tag 'books[awards][][award_id]', award.id %> <%= hidden_field_tag 'books[awards][][award_title]', award.title %> <%= hidden_field_tag 'books[awards][][award_content]', award.content %> 

class Author has_many :awards accepts_nested_attributes_for :awards validates_precence_of :awards end