elasticsearch-js/docs/reference/api/AggregationsCompositeBucketKeys.md

# `AggregationsCompositeBucketKeys` [interface-AggregationsCompositeBucketKeys]

| Name | Type | Description |
| - | - | - |
| `key` | [AggregationsCompositeAggregateKey](./AggregationsCompositeAggregateKey.md) |   |