code: public function resetPassword($hash, $password)
      {
          $parameters = [
              'query' => [],
              'body' => json_encode(['hash' => $hash, 'password' => $password], JSON_UNESCAPED_UNICODE),
              'headers' => [],
          ];
  
          $result = $this->post('v1/accounts/users/resetpassword', $parameters);
  
          return $result;
      }
docs: Reset a password for a user with password reset hash.
  
  Resets a password for a user with a valid password reset hash. Hash should be obtained through "/users/{id}/sendpasswordreset".
  
  @param  string $hash     Valid password reset hash
  @param  string $password New password
  @return array