Create and configure event definitions by importing files or manually specifying fields to structure event data.

1. Click Event Definitions on the Meters home page.
   The list of existing event definitions is displayed.
2. To import and external event definitions, for example from a .csv file, click Import Definition.
3. To create an event definition, click Create New.
4. Enter a name for the definition.
5. To upload a sample data and use that as a template to derive the event definition, select Use Sample Data and upload the sample data file.
6. Select Specify Fields to manually specify fields and build the event definition.
7. For each field, enter the Field Name and select the Field Type.
8. If this is a required field in the definition, that is the event data must contain data for this field, select the Required check box.
9. Use + Add Field to include all the fields for the event definition.
10. Under Specify Event Id, select one of the fields that will be the unique identifier for each event.
    Customer ID.
11. Under Specify Event Time, select one of the fields of type DateTime that will be used to indicate the time stamp for for each event.
    If a field is not selected, the ingestion time will be used.
12. Click Create.