There are several reasons for not getting a JSON response. The first thing to do is to check the response status code. If it is anything other than 200 (OK), some errors might have occurred. The body of the response will usually contain a text error message.
The following lists a few possible scenarios:
In Singapore, there are three levels of geohierarchy, they are Regions, Planning Areas, and Subzones. Keyhole Markup Language (KML) files (.kml) and Shape files (.shp ) for the geohierarchy boundaries can be downloaded at the following locations:
Yes, the files are available for download as mentioned in the preceding question. After the files have been downloaded, open the files using any geographic information system application to view the attributes for the regions within the shape. The code, names, and boundaries used by the APIs are defined by the Urban Redevelopment Authority (URA). URA is Singapore’s land use planning and conservation authority.
Yes. To comply with the privacy policies of our data sources, any aggregations on metrics which return the following values will be reported as indicated:
Extrapolation is applied to aggregated metrics such as unique_agents and metrics that includes counts with “total_”. Any aggregations will be extrapolated from the telecommunications observations to the population level by applying a computed extrapolation factor that is based on market share, mobile device ownership, and other factors.
Use the range type in the dates object and specify your beginDate and endDate range. For an additional aggregation over the multiple days, use the multiDayAggregation object.