If the fingerprints are the same it looks very much like this one from @zambobmaz
His channel invitation is here
https://account.smartthings.com/?redirect=https%3A%2F%2Fapi.smartthings.com%2Finvitation-web%2Faccept%3Fid%3D2d6da83b-ae22-4fda-8af5-bbb8890872d4