curl --request PATCH \
  --url https://{defaultHost}/v1/auto_fees/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "auto_fee": {
    "name": "Updated Auto Fee",
    "percent_adjustment": 10,
    "rules": {
      "type": "group",
      "combinator": "or",
      "conditions": [
        {
          "type": "condition",
          "attribute_name": "subtotal_amount",
          "operator_label": "is_less_than",
          "comparison_value": "100"
        }
      ]
    }
  }
}
'

import requests

url = "https://{defaultHost}/v1/auto_fees/{id}"

payload = { "auto_fee": {
        "name": "Updated Auto Fee",
        "percent_adjustment": 10,
        "rules": {
            "type": "group",
            "combinator": "or",
            "conditions": [
                {
                    "type": "condition",
                    "attribute_name": "subtotal_amount",
                    "operator_label": "is_less_than",
                    "comparison_value": "100"
                }
            ]
        }
    } }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.patch(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    auto_fee: {
      name: 'Updated Auto Fee',
      percent_adjustment: 10,
      rules: {
        type: 'group',
        combinator: 'or',
        conditions: [
          {
            type: 'condition',
            attribute_name: 'subtotal_amount',
            operator_label: 'is_less_than',
            comparison_value: '100'
          }
        ]
      }
    }
  })
};

fetch('https://{defaultHost}/v1/auto_fees/{id}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://{defaultHost}/v1/auto_fees/{id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PATCH",
  CURLOPT_POSTFIELDS => json_encode([
    'auto_fee' => [
        'name' => 'Updated Auto Fee',
        'percent_adjustment' => 10,
        'rules' => [
                'type' => 'group',
                'combinator' => 'or',
                'conditions' => [
                                [
                                                                'type' => 'condition',
                                                                'attribute_name' => 'subtotal_amount',
                                                                'operator_label' => 'is_less_than',
                                                                'comparison_value' => '100'
                                ]
                ]
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://{defaultHost}/v1/auto_fees/{id}"

	payload := strings.NewReader("{\n  \"auto_fee\": {\n    \"name\": \"Updated Auto Fee\",\n    \"percent_adjustment\": 10,\n    \"rules\": {\n      \"type\": \"group\",\n      \"combinator\": \"or\",\n      \"conditions\": [\n        {\n          \"type\": \"condition\",\n          \"attribute_name\": \"subtotal_amount\",\n          \"operator_label\": \"is_less_than\",\n          \"comparison_value\": \"100\"\n        }\n      ]\n    }\n  }\n}")

	req, _ := http.NewRequest("PATCH", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.patch("https://{defaultHost}/v1/auto_fees/{id}")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"auto_fee\": {\n    \"name\": \"Updated Auto Fee\",\n    \"percent_adjustment\": 10,\n    \"rules\": {\n      \"type\": \"group\",\n      \"combinator\": \"or\",\n      \"conditions\": [\n        {\n          \"type\": \"condition\",\n          \"attribute_name\": \"subtotal_amount\",\n          \"operator_label\": \"is_less_than\",\n          \"comparison_value\": \"100\"\n        }\n      ]\n    }\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://{defaultHost}/v1/auto_fees/{id}")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Patch.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"auto_fee\": {\n    \"name\": \"Updated Auto Fee\",\n    \"percent_adjustment\": 10,\n    \"rules\": {\n      \"type\": \"group\",\n      \"combinator\": \"or\",\n      \"conditions\": [\n        {\n          \"type\": \"condition\",\n          \"attribute_name\": \"subtotal_amount\",\n          \"operator_label\": \"is_less_than\",\n          \"comparison_value\": \"100\"\n        }\n      ]\n    }\n  }\n}"

response = http.request(request)
puts response.read_body

{
  "id": "774384e5-3372-4739-940d-61633886cfe3",
  "object": "auto_fee",
  "enabled": true,
  "amount_adjustment": null,
  "currency": "usd",
  "discount": false,
  "end_at": null,
  "expired": false,
  "fee_target": "line_item",
  "metadata": {},
  "name": "Updated Auto Fee",
  "ongoing": true,
  "percent_adjustment": 10,
  "rules": {
    "type": "group",
    "combinator": "or",
    "conditions": [
      {
        "type": "condition",
        "attribute_name": "subtotal_amount",
        "operator_label": "is_less_than",
        "comparison_value": "100"
      }
    ]
  },
  "start_at": 1782485804,
  "created_at": 1782485804,
  "updated_at": 1782485804
}