json.id  @attachment.uuid
json.title @attachment.title
json.filesize number_to_human_size(@attachment.filesize)
json.is_pdf @attachment.is_pdf?
json.url Rails.application.config_for(:configuration)['platform_url'] + (@attachment.is_pdf? ? download_url(@attachment,disposition:"inline") : download_url(@attachment)).to_s
json.created_on @attachment.created_on.strftime("%Y-%m-%d %H:%M")
json.content_type @attachment.content_type