2.2.5.1.2 application/json
For OData 1.0 and OData 2.0 services, this content type is used to request the data service format for the response payload according to the formatting rules that are outlined in Verbose JSON Format (section 2.2.6.3).
For OData 3.0 services, the application/json content type returns the preferred OData 3.0 JSON format as defined in [MS-ODATAJSON] section 2.1.5.