server/docs/payloads/post_definitions.md
#POST /reactions/:reaction/definitions
The POST definitions endpoint will be used to create a new definition on an existing DRE reaction.
### Example Request Header
Here is an example header to insure the proper header values are being passed:
```
POST /api/reactions/death/definitions HTTP/1.1
Host: dre.540.co
Content-Type: application/json
<!-- For example request body see below -->
```
### URL Parameters
Below is a list of URL parameters that may/must be passed to a request to this list resource
| Parameter | Required? | Type | Description |
|-----------|-----------|------|--------------|
| reaction | Yes | URL Path | This field is a URL Encoded string of the medical reaction that is being fetched |
###Example Request Body
This is the payload that should be present in the request body for the `POST` request to `/reactions/:reaction/definitions`.
```
{
"definition": "<definition>",
}
```
### Example Successful Response
Below is a response to a `POST` to the `/reactions/:reaction/definitions` API if none of the below error conditions has occurred and everything is `200 OK`.
```
{
// This is the same response as /reactions/:reaction
}
```
### Error Response
Below is a table showing the errors that could be returned on the endpoint.
|Status Code | Description |
|------------|-------------|
| 400 | `definition` attribute not found... required |
| 400 | Any other root attributes other than `definition`|
| 400 | Any request `Content-Type` other than `application/json` |
| 400 | `definition` node being anything other than a String node |
| 422 | Duplicate `definition` (one that already exists in the database) |
For more information on the format of the error responses please see the [API Error Response Page](./errors.md).