# Authenticate a user

Returns a Bearer token that can be used to authenticate a user on other API endpoints.

Endpoint: POST /api/tenant/{tenantId_path}/authentications/login
Version: v1

## Path parameters:

  - `tenantId_path` (string, required)

## Request fields (application/json-patch+json):

  - `email` (string,null)

  - `password` (string,null)

  - `authenticationType` (string,null)

## Response 400 fields (text/plain):

  - `type` (string,null)

  - `title` (string,null)

  - `status` (integer,null)

  - `detail` (string,null)

  - `instance` (string,null)


## Response 200 fields