Anyone can read this page. Filing is different. A takedown notice is sworn under penalty of perjury, so it has to come from someone at Chickasaw Nation. An account gives you all 64 listings as one paste-ready list, with the notice written for you. That is one filing instead of 64.
Free. Sign up with your nation’s email address and we’ll send you a link. If Chickasaw Nation isn’t listed yet, contact the 𐒻𐒼𐓂 Lab.

You sign it under penalty of perjury, so it has to come from someone at Chickasaw Nation.
Nothing is sent from this site. You review the notice, then file it yourself — these are automated, unconfirmed matches, and whoever files a notice is responsible for its accuracy and signs it under penalty of perjury.