code: public function sendPasswordReset($id, $link = null)
      {
          $parameters = [
              'query' => [],
              'body' => json_encode(['link' => $link], JSON_UNESCAPED_UNICODE),
              'headers' => [],
          ];
  
          $result = $this->post('v1/accounts/users/' . $id . '/resetpassword', $parameters);
  
          return $result;
      }
docs: Dispatch a password reset mail to a user.
  
  . The supplied link will be included in the mail and appended with a "hash=" parameter containing the password reset hash needed to set the new password in step 2.
  
  @param int    $id   the User identifier
  @param string $link Optional link to override redirect to in the password reset mail