I couldn't find this info in the release, but I assume account information and transactions go through the Bank of Canada? That's how the closest analogy, Brazil's Pix, works.
RTR is owned and run by Payments Canada, which is a crown corp that also runs Lynx (large value transfer system) and ACSS (cheque clearing system.) PayCan itself is overseen by the Minister of Finance, but there is Bank of Canada oversight (risk and prudential) of the key designated systems RTR, Lynx, ACSS under the Payment Clearing and Settlements Act (PCSA)
RTR is owned and run by Payments Canada, which is a crown corp that also runs Lynx (large value transfer system) and ACSS (cheque clearing system.) PayCan itself is overseen by the Minister of Finance, but there is Bank of Canada oversight (risk and prudential) of the key designated systems RTR, Lynx, ACSS under the Payment Clearing and Settlements Act (PCSA)