# Issues a new globally unique External Order Number (EON). The number of issuing EONs is limited to 3 per subject. **POST /orders** Should only be invoked for verified users (logged into account or verified email address) ## Servers ## Authentication methods - Orders api token ## Parameters ### Body: (object) - **notificationId** (string) Optional notification ID sent from Data4Life that can be used later to notify them that lab results have been uploaded. ## Responses ### 201 OK #### Body: (object) - **id** (string(UUID)) A unique internal identifier for the order - **externalOrderNumber** (string(externalOrderNumber)) numeric 8-digit-long identifier ### 401 API key invalid or missing #### Headers - **WWW-Authenticate** (string) ### 500 General error response body #### Body: (object) - **message** (string) [Powered by Bump.sh](https://bump.sh)