Use this API to upload shipping proof (Only for TW and BR returns with is_seller_arrange = true) — API Shopee

import requests

KEY = "q360_live_..."  # khóa API của brand
r = requests.post(
    "https://partner.quantri360.com/v1/shopee/api/v2/returns/upload_shipping_proof",
    params={},
    json={
        "return_sn": "2611040DEMORT1",
        "reverse_logistics_carrier_id": 123,
        "tracking_number": "DEMO123456",
        "image_id_list": [
            {
                "image_id": "demo-image"
            }
        ]
    },
    headers={"Authorization": f"Bearer {KEY}"},
    timeout=60,
)
print(r.status_code)
print(r.json())

const KEY = 'q360_live_...'; // khóa API của brand
const url = new URL('https://partner.quantri360.com/v1/shopee/api/v2/returns/upload_shipping_proof');
for (const [k, v] of Object.entries({})) url.searchParams.set(k, typeof v === 'object' ? JSON.stringify(v) : String(v));
const r = await fetch(url, {
  method: 'POST',
  headers: { Authorization: `Bearer ${KEY}`, 'Content-Type': 'application/json' },
  body: JSON.stringify({"return_sn":"2611040DEMORT1","reverse_logistics_carrier_id":123,"tracking_number":"DEMO123456","image_id_list":[{"image_id":"demo-image"}]}),
});
console.log(r.status, await r.json());

<?php
$key = 'q360_live_...'; // khóa API của brand
$url = 'https://partner.quantri360.com/v1/shopee/api/v2/returns/upload_shipping_proof' . '?' . http_build_query([]);
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Authorization: Bearer ' . $key, 'Content-Type: application/json']);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, '{"return_sn":"2611040DEMORT1","reverse_logistics_carrier_id":123,"tracking_number":"DEMO123456","image_id_list":[{"image_id":"demo-image"}]}');
$res = curl_exec($ch);
$status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
echo $status, "\n", $res;