page parameter, or narrow down the filter with each request.unit, the readings will be returned in the unit configured in Enectiva. You can request readings in an alternative unit. The available units depend on the energy measured and match the units in the application. Supplying an invalid unit returns an error and lists the applicable units.readings.Access via Access token, with the source accessibility determined by the permissions of the customer associated with the token and the Login token scopes used to obtain it