The "location" property refers to the location the post was created, or for events, the location of the event.
The value can be one of the following:
- h-card - the location has a name, such as "Home" or "Whole Foods"
- h-adr - the location is just a street address or city
- h-geo - the location is just a latitude and longitude
For posts that want to set the location as a latitude and longitude, they should set
longitude properties on the location object, whether it's an