Title of the Wayspot: Quadra poliesportiva
City: Rio de Janeiro
Screenshot of the Rejection Email:
Photos to support your claim:
(note that this photo is not exactly of the portal location, but of the closest point with public access)
Clearly it is private property, with no public access.
The unique player who gains access to the portal takes advantage of being a postal officer, having unrestricted access when delivering letters/goods