- `key` (string) - Optional key for JSON secrets that contain more than one value. When set, the `value` output will contain the value for the provided key. - `version_id` (string) - Specifies the unique identifier of the version of the secret that you want to retrieve. Overrides version_stage. - `version_stage` (string) - Specifies the secret version that you want to retrieve by the staging label attached to the version. Defaults to AWSCURRENT.