Requesting Your Account Data - League of Legends Support
https://support-leagueoflegends.riotgames.com/hc/en-us/articles/360001299888-Requesting-Your-Account-Data
May 14, 2018 · Login history for the last 3 months; Player Support ticket history; Account modifications for the last 3 months; All store transactions (skins, champions, etc.) All monetary (RP) purchases; Once you make a request, it'll take 30 days to process. You can cancel your request at any time by clicking the cancel link in your ticket.
DA: 65 PA: 18 MOZ Rank: 6