Maps (your places) Schema Reference

Exported Object: Starred places
Exported Object represents: Places which were starred as a favorite.
Object is exported in these formats: GeoJSON
Exported object has the following fields:
Data Field *	Field Definition	Data Field Type
* The preceding fields represent key data fields for the purposes of parsing and ingesting the relevant data exports. Data fields produced in an export vary by service and user action and some services or actions don't produce each data field described.
date	The last UTC date/time this contribution was created or modified in Java ISO_INSTANT (YYYY-MM-DDTHH:mm:ssZ) format.	date
google_maps_url	The Google Maps URL to the place this contribution is for.	string
location	Metadata about the place this contribution is for.	array of object
location.address	The address of the place this contribution is for.	string
location.country_code	The ISO 3166-1 alpha-2 country code of the place this contribution is for	string
location.name	The name of the place this contribution is for.	string

Exported Object: Reviews
Exported Object represents: Reviews (with or without text) left for a place.
Object is exported in these formats: GeoJSON
Exported object has the following fields:
Data Field *	Field Definition	Data Field Type
* The preceding fields represent key data fields for the purposes of parsing and ingesting the relevant data exports. Data fields produced in an export vary by service and user action and some services or actions don't produce each data field described.
aspect_ratings	The aspects of business rated and the ratings' sentiments, e.g. 'not punctual'.	array of string
date	The last UTC date/time this contribution was created or modified in Java ISO_INSTANT (YYYY-MM-DDTHH:mm:ssZ) format.	date
five_star_rating_draft	The draft (as opposed to published) 1-5 rating given.	integer
five_star_rating_published	The published (as opposed to draft) 1-5 rating given.	integer
google_maps_url	The Google Maps URL to the place this contribution is for.	string
location	Metadata about the place this contribution is for.	array of object
location.address	The address of the place this contribution is for.	string
location.country_code	The ISO 3166-1 alpha-2 country code of the place this contribution is for	string
location.name	The name of the place this contribution is for.	string
questions	The questions answered about the place.	array of objects
questions.question	The question asked.	string
questions.selected_option	The selected answer for a multiple-choice question where a single choice is allowed.	string
questions.selected_options	The selected answer for a multiple-choice question where more than one choice is allowed.	array of string
questions.text_answer	The free-form answer given.	string
questions.rating	The rating answer given.	integer
review_text_draft	The draft (as opposed to published) text of the review.	string
review_text_published	The published (as opposed to draft) text of the review.	string

A table representing Resource Groups and the objects that are exported with it.
Resource Group	OAuth Scope Name	Description	Exported Objects
maps.reviews	https://www.googleapis.com/auth/dataportability.maps.reviews	This resource group contains the place reviews, ratings, and comments the user posted on Maps, plus associated metadata such as price levels.	Reviews
maps.starred_places	https://www.googleapis.com/auth/dataportability.maps.starred_places	This resource group contains places the user saved in their Starred places list on Maps.	Starred places