This API is used to update the password

<table> <tr> <th>Field</th> <th>Possible values</th> <th>Mandatory/Optional</th> </tr> <tr> <td>username</td> <td>admin</td> <td>Optional</td> </tr> <tr> <td>old_password</td> <td>pass123</td> <td>Mandatory</td> </tr> <tr> <td>new_password</td> <td>pass1234</td> <td>Mandatory</td> </tr> </table>

{
  "username": "admin",
  "old_password": "admin",
  "new_password": "litmus"
}