> For the complete documentation index, see [llms.txt](https://docs.pagsmile.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.pagsmile.com/reference/remittance-api/business/material/update-material.md).
# Update Material
**Endpoint**
`POST /remittance/material/update-material`
**Sandbox base URL:** `https://rem-api-sandbox.pagsmile.com`\
**Content-Type:** `application/json; charset=UTF-8`
The request uses the standard [Remittance API request envelope](https://docs.pagsmile.com/remittance-api/common). The fields below describe the decrypted `biz_data` object.
{% hint style="info" %}
**Requirement:** `M` = Mandatory, `O` = Optional, and `C` = Conditional. A conditional field is mandatory only when the condition stated in its description applies.
{% endhint %}
{% hint style="warning" %}
Encrypt `biz_data`, encrypt the AES key into `random_key`, and sign the request according to the Common request specification.
{% endhint %}
**Request body**
**Decrypted `biz_data` fields**
| Field | Type | Requirement | Description |
| ------------------ | ----------- | ----------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `material_id` | Material ID | M | Pagsmile-assigned unique identifier of the material record. |
| `merchant_id` | long | M | Pagsmile-assigned unique identifier of the merchant. |
| `transaction_type` | Integer | M | Business transaction type represented by the record.
See Transaction Type for supported values.
|
| `business_type` | Integer | C | Business category represented by the material record and used for compliance review.
Required when transaction\_type is 101 (collection).
Supported values:
10 — Goods trade
11 — Service trade
20 — Platform
21 — Independent platform
|
| `amount` | string | M | Monetary amount of the transaction, expressed in the corresponding currency. |
| `currency` | string | M | Three-letter ISO 4217 code of the currency in which the material record values are denominated. |
| `contract_no` | string | C | Contract number shown in the supporting trade material. Required when `business_type` is `10` (goods trade) or `11` (service trade). |
| `contract_date` | string | C | Date of the supporting contract.
Format: yyyy-MM-dd. Required when business\_type is 10 (goods trade) or 11 (service trade).
|
| `buyer_name` | string | C | Legal name of the buyer shown in the supporting trade material. Required when `business_type` is `10` (goods trade) or `11` (service trade). |
| `buyer_country` | string | C | Two-letter ISO 3166-1 alpha-2 code of the buyer's country. Required when `business_type` is `10` (goods trade) or `11` (service trade). |
| `platform_name` | string | C | Name of the commerce platform associated with the transaction. Required when `business_type` is `20` (platform) or `21` (independent platform). |
| `payee_name` | string | C | Name of the payment recipient. Required when `transaction_type` is `111` (payment). |
**Plaintext `biz_data` example**
{% hint style="info" %}
This example includes mandatory fields and representative optional or conditional fields. Submit fields marked `C` only when the condition in the field description applies.
{% endhint %}
```json
{
"material_id": "MAT_202607200001",
"merchant_id": 100398,
"transaction_type": 101,
"business_type": 10,
"amount": "100.00",
"currency": "USD",
"contract_no": "CONTRACT_202607200001",
"contract_date": "2026-07-20",
"buyer_name": "Example Name",
"buyer_country": "BR",
"platform_name": "Example Name",
"payee_name": "Example Name"
}
```
**Request example**
```bash
curl --request POST \
--url https://rem-api-sandbox.pagsmile.com/remittance/material/update-material \
--header 'Content-Type: application/json; charset=UTF-8' \
--data '{
"partner_id": "",
"app_id": "",
"timestamp": "2026-07-20 10:30:00",
"version": "2.0",
"language": "en",
"random_key": "",
"request_id": "",
"sign_type": "RSA",
"biz_data": ""
}'
```
{% hint style="info" %}
Use the `partner_id` and `app_id` assigned to your integration. The values above are placeholders.
{% endhint %}
**Response**
{% tabs %}
{% tab title="Success" %}
The `data` field in the response envelope is AES-encrypted. Decrypt `random_key` with your RSA private key, then use the resulting AES key to decrypt `data`. See [Security](https://docs.pagsmile.com/remittance-api/security) for implementation details.
**Encrypted response example**
```json
{
"code": "10000",
"msg": "Success",
"data": "",
"random_key": "",
"sign_type": "RSA",
"app_id": "2017051914172236111"
}
```
**Decrypted `data` example**
```json
{
"material_id": 100001
}
```
{% endtab %}
{% tab title="Invalid signature" %}
```json
{
"code": "40002",
"msg": "Business Failed",
"sub_code": "invalid-signature",
"sub_msg": "invalid signature"
}
```
{% endtab %}
{% endtabs %}
**Response data fields**
| Field | Type | Requirement | Description |
| ------------- | ---- | ----------- | ----------------------------------------------------------- |
| `material_id` | long | M | Pagsmile-assigned unique identifier of the material record. |
**Related APIs**
* [Cancel Association](https://docs.pagsmile.com/remittance-api/business/material/cancel-association)
* [Create Material](https://docs.pagsmile.com/remittance-api/business/material/create-material)
* [Link Material](https://docs.pagsmile.com/remittance-api/business/material/link-material)
* [Query Material Links](https://docs.pagsmile.com/remittance-api/business/material/query-material-links)
* [Query Materials](https://docs.pagsmile.com/remittance-api/business/material/query-materials)
* [Supplementary Material Document](https://docs.pagsmile.com/remittance-api/business/material/supplementary-material-document)