# Import Business Data

### API Overview

This API is used to upload business data to the system. Data should be transmitted in JSON format.

* **Request Method：**`POST`
* **Request URL：**`https://openapi.elven.com/open/v3/businessData`
* **Content-Type：**`application/json`

### Request Headers

<table><thead><tr><th width="202">Parameter Name</th><th width="90">Type</th><th width="100">Required</th><th>Description</th></tr></thead><tbody><tr><td>elven-api-key</td><td>String</td><td>Yes</td><td>The API key assigned to you</td></tr><tr><td>elven-api-sign</td><td>String</td><td>Yes</td><td>Request signature, used to verify the legitimacy of the request</td></tr><tr><td>elven-api-timestamp</td><td>String</td><td>Yes</td><td>Request timestamp, in milliseconds</td></tr></tbody></table>

[View Details](https://docs.elven.com/v3/~/changes/YkdBoYHdjwadymwIANKf/openapi/obtaining-api-authorization?r=LJbAoiJKFX1i7Py2GCYr)

### Request Parameters

#### Body Parameters (JSON Format)

<table><thead><tr><th width="243">Parameter Name</th><th width="84">Type</th><th width="101">Required</th><th>Description</th></tr></thead><tbody><tr><td>businessDataTypeName</td><td>String</td><td>Yes</td><td>Business Data Type Name: Must already exist in the system.</td></tr><tr><td>businessDataSourceName</td><td>String</td><td>Yes</td><td>Business Data Source Name: If not already created, it will be automatically created with the type <code>openapi</code></td></tr><tr><td>type</td><td>String</td><td>No</td><td>TRANSACTION is for business transaction data, BALANCE is for business balance data, and if not transmitted, the default is TRANSACTION.</td></tr><tr><td>balanceTransformer</td><td>Object</td><td>No</td><td>Identification rules for the business balance field type</td></tr><tr><td>businessDataList</td><td>Array</td><td>Yes</td><td>Business Data List: Each element represents a business data object.</td></tr></tbody></table>

**balanceTransformer**

Define the identification rules for the business balance field type, which only needs to be provided during the first import of business balance data.

**Example:**

```json
{ 
    "datetimeColumn": 1, 
    "timezone": "UTC", 
    "currencyColumn": 4, 
    "amountColumn": 8, 
    "auxiliaryTypeName": "User", 
    "auxiliaryValueColumn": 0 
} 
```

<table><thead><tr><th width="246">Parameter Name</th><th width="100">Required</th><th>Description</th></tr></thead><tbody><tr><td>datetimeColumn</td><td>YES</td><td>The zero-based index position of the datetime column in businessDataList array</td></tr><tr><td>timezone</td><td>YES</td><td>Timezone of datetime in business balance data <a href="timezone">View Details</a></td></tr><tr><td>currencyColumn</td><td>YES</td><td>The zero-based index position of the currency column in businessDataList array</td></tr><tr><td>amountColumn</td><td>YES</td><td>The zero-based index position of the amount column in businessDataList array</td></tr><tr><td>auxiliaryTypeName</td><td>NO</td><td>Auxiliary code name (please create auxiliary code in system first)</td></tr><tr><td>auxiliaryValueColumn</td><td>NO</td><td>The zero-based index position of the auxiliary code column in businessDataList array</td></tr></tbody></table>

**businessDataList:**

Each element in`businessDataList` is a JSON object containing your business data fields.=

**Example:**

```json
[
    {"a": 100, "b": "buy", "c": "2024-07-01 22:33:44"},
    {"a": 100, "b": "sell", "c": "2024-07-01 23:33:44"},
    {"a": 100, "b": "buy", "c": "2024-07-02 06:33:44"}
]
```

#### Example Request

```json
{
    "businessDataTypeName": "Settlement",
    "businessDataSourceName": "Settlement-2024-07",
    "businessDataList": [
        {"a": 100, "b": "buy", "c": "2024-07-01 22:33:44"},
        {"a": 100, "b": "sell", "c": "2024-07-01 23:33:44"},
        {"a": 100, "b": "buy", "c": "2024-07-02 06:33:44"}
    ]
}
```

### Response Parameters

| Parameter Name | Type    | Description        |
| -------------- | ------- | ------------------ |
| success        | Boolean | Upload Task Status |

#### Example Response

```json
{
    "success": true
}
```

### **Notes**

* **Data Size Limit:** The maximum request body size is 100KB. If the data exceeds this limit, reduce the number of entries in businessDataList or contact Elven support for assistance.
* **Content-Type:** The request must use application/json as the Content-Type.
* &#x20;**Business Data Type:** Ensure the provided businessDataTypeName already exists in the system.
* &#x20;**Business Data Source:** If businessDataSourceName does not exist, it will be automatically created with the type set to openapi.