DimensionMetadata

Explains a dimension.

JSON representation
{ "apiName": string, "uiName": string, "description": string, "deprecatedApiNames": [ string ], "customDefinition": boolean, "category": string }

Fields
`apiName`	`string` This dimension's name. Useable in Dimension's `name`. For example, `eventName`.
`uiName`	`string` This dimension's name within the Google Analytics user interface. For example, `Event name`.
`description`	`string` Description of how this dimension is used and calculated.
`deprecatedApiNames[]`	`string` Still usable but deprecated names for this dimension. If populated, this dimension is available by either `apiName` or one of `deprecatedApiNames` for a period of time. After the deprecation period, the dimension will be available only by `apiName`.
`customDefinition`	`boolean` True if the dimension is custom to this property. This includes user, event, & item scoped custom dimensions; to learn more about custom dimensions, see https://support.google.com/analytics/answer/14240153. This also include custom channel groups; to learn more about custom channel groups, see https://support.google.com/analytics/answer/13051316.
`category`	`string` The display name of the category that this dimension belongs to. Similar dimensions and metrics are categorized together.