The education authority at the time delayed my safeguarding/whistleblowing accusations by over a year mate. You have had a positive outcome quite quickly, just don't let them push you into a quick financial resolution. Pay the money, seek independent legal advice, but don't tell your union. Make sure your private solicitor and union are in the same ball park. Mine varied by massively after going private*.
*No, I am not buying Everton
Drop me a PM if you want lid, no nudes**
** ok just a few, if you insist,