The messages state that the area that you are requesting authorization in are not under the control of LAANC. Your location is partially in uncontrolled airspace and you're close to the TIAA Bank Field stadium. As long as there are no TFR's in place during your flight then you just need to adhere to the rules and regulations for flying in uncontrolled airspace. You only need LAANC authorization when flying within controlled airspace.