How to create a copy of item added in cocoon nsted form rails?

问题

Im using cocoon to add "victimas" in my form. I would like to have a new button that allows to copy a "victima" added. I think, i should to call the method used to add association passing de fields form data filled. suggestions?.

View:

  <%= link_to_add_association 'Añadir Víctima', f, :victima, { 
    partial: 'sivel2_gen/casos/victima_campos',
    class: 'btn-primary',
    "data-ajax" => File.join(
      Rails.configuration.relative_url_root,
      "victimas/nuevo"
    ), 
    "data-ajaxdata" => "caso_id" } 
  %>

来源：https://stackoverflow.com/questions/63198658/how-to-create-a-copy-of-item-added-in-cocoon-nsted-form-rails