latLngPair property
Latitude and longitude pair of the pose, as explained here: https://cloud.google.com/datastore/docs/reference/rest/Shared.Types/LatLng When creating a Photo, if the latitude and longitude pair are not provided, the geolocation from the exif header is used.
A latitude and longitude pair not provided in the photo or exif header causes the photo process to fail.
Implementation
LatLng? latLngPair;