The entity logical name of the record you want to retrieve. For example: "account".
GUID of the entity record you want to retrieve.
OData system query options, $select and $expand, to retrieve your data.
Use the $select system query option to limit the properties returned by including a comma-separated list of property names. This is an important performance best practice. If properties aren’t specified using $select, all properties will be returned.
Use the $expand system query option to control what data from related entities is returned. If you just include the name of the navigation property, you’ll receive all the properties for related records. You can limit the properties returned for related records using the $select system query option in parentheses after the navigation property name. Use this for both single-valued and collection-valued navigation properties.
You specify the query options starting with ?. You can also specify multiple query options by using & to separate the query options. For example: