info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
| `id` | integer/string | yes | The ID of a group or [URL-encoded path of the group](README.md#namespaced-path-encoding) owned by the authenticated user |
| `id` | integer/string | yes | The ID of a group or [URL-encoded path of the group](README.md#namespaced-path-encoding) owned by the authenticated user |
| `key` | string | yes | The `key` of a variable |
| `id` | integer/string | yes | The ID of a group or [URL-encoded path of the group](README.md#namespaced-path-encoding) owned by the authenticated user |
| `key` | string | yes | The `key` of a variable; must have no more than 255 characters; only `A-Z`, `a-z`, `0-9`, and `_` are allowed |
| `value` | string | yes | The `value` of a variable |
| `variable_type` | string | no | The type of a variable. Available types are: `env_var` (default) and `file` |
| `protected` | boolean | no | Whether the variable is protected |
| `id` | integer/string | yes | The ID of a group or [URL-encoded path of the group](README.md#namespaced-path-encoding) owned by the authenticated user |
| `key` | string | yes | The `key` of a variable |
| `value` | string | yes | The `value` of a variable |
| `variable_type` | string | no | The type of a variable. Available types are: `env_var` (default) and `file` |
| `protected` | boolean | no | Whether the variable is protected |
| `id` | integer/string | yes | The ID of a group or [URL-encoded path of the group](README.md#namespaced-path-encoding) owned by the authenticated user |
| `key` | string | yes | The `key` of a variable |