He did not get money. You are ill informed.
August 9: Michael Flynn signs a contract with a Dutch firm, Inovo BV, which is owned by a Turkish man with close ties to Ankara. Flynn was promised $600K in exchange for three months of work for the Turkish government.
Nov. 8: Flynn publishes a pro-Turkey op-ed on the Hill's website.
Nov. 11: Daily Caller reporter Chuck Ross reports that Flynn's firm had been hired by a Dutch company with ties to Turkey, pointing to Flynn's op-ed at The Hill as a potential example of such work. That Ross story launched the first investigation into Flynn.
Nov. 30: He is first contacted by the Department of Justice's National Security Division for more information. Flynn's contract with Inovo BV ends, and his firm received $530,000 as they had not completed a video they were asked for.
Dec. 1: Flynn terminates his lobbying contract with the Senate, claiming he had received less than $5,000 from Inovo BV.
Jan. 4: Flynn and his lawyers tell the Trump transition team about the DOJ's investigation into his work with Turkey.
January, days before inauguration: Flynn denies Susan Rice's request to sign off on a plan for retaking Raqqa from ISIS. The move was in line with Turkey's interests.
Feb. 13: Flynn resigns from his position as National Security Advisor, after it was discovered that he lied to Mike Pence about his conversations with the Russian ambassador.
Feb. 14: Trump reportedly asks FBI Director James Comey to let go of the investigation into Flynn.
March 7: Flynn files paperwork at the DOJ, claiming to be a foreign agent and disclosing that he had been paid $500K to work for Turkey's interests last year.