# Endpoints

:link: [Postman Interface Collection Documentation](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#intro)

### Common Fields

* **category:** Type, currently only supports spot - spot trading
* **symbol:** Trading pair
* **market:** Trading pair (planned to be deprecated, it is recommended to use symbol)

### Common Field Explanations for Public Data

1. **"timestamp":** Timestamp in milliseconds as a UNIX timestamp.
2. **"sell":** Selling price.
3. **"buy":** Buying price.
4. **"high":** Highest price.
5. **"low":** Lowest price.
6. **"last":** The latest transaction price, indicating the price of the most recent transaction.
7. **"vol":** Trading volume, indicating the market's trading volume within a certain period before the current record time point.
8. **"last24h":** The average of the latest transaction prices in the past 24 hours.
9. **"high24h":** The highest transaction price in the past 24 hours.
10. **"low24h":** The lowest transaction price in the past 24 hours.
11. **"vol24h":** The total trading volume in the past 24 hours.
12. **"change24h":** 24-hour price fluctuation rate, indicating the percentage change in Bitcoin price over the past 24 hours. A negative number indicates a price drop, e.g., 0.03658904186574487 represents a price drop of approximately 0.0366%.

### **Order Type (type)**

* 0: LIMIT - Limit Order
* 1: MARKET - Market Order
* 2: STOP - Stop Order

### **Order Direction**

* BUY - Buy
* SELL - Sell

### **Order Status (state)**

* NEW
* TRADE
* CANCEL
* PENDING

### **Order Object Example**

```
{
  "trader": "71b0ee42acade6", // apiKey
  "symbol": "ETCUSDT", // Trading pair
  "price": "1200.34", // Price in USD
  "quantity": "0.01", // Actual quantity
  "market": "ETCUSDT",
  "contr": "ETCUSDT", // Contract pair
  "id": 107385577, // Order ID
  "ref": null,
  "type": "LIMIT", // Refer to Order Type
  "state": "NEW", // Refer to Order Status
  "side": "BUY", // Refer to Order Direction
  "lots": 100,
  "ticks": 12003400,
  "resd": 100,
  "exec": 0,
  "cost": 0,
  "lastLots": null,
  "lastTicks": null,
  "created": 1714320731750,
  "modified": 1714320731750
}
```

| **Category**         | **Api**                                     | **Explanation**                                                                                                                               |
| -------------------- | ------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------- |
| Basic Infrastructure | Authentication Encryption                   | See above                                                                                                                                     |
|                      | Access Rule                                 | See above                                                                                                                                     |
|                      | WebSocket Data Push                         | To be supplemented                                                                                                                            |
| Market               | Test Server Connection                      | [Test Server Connection](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#f4c5409c-7b6c-43ad-acbd-ba09a15d3c01)                      |
|                      | Tradable Pairs Information                  | [Tradable Pairs Information](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#37b35aa0-c55e-4763-af84-d523a9b494c4)                  |
|                      | Depth                                       | [Depth](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#39b500a7-588a-4bb1-82d4-94cbb0e5115a)                                       |
|                      | Recent Order List                           | [Recent Order List](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#49fe5b82-865a-4950-bb56-f7fe8c5549ae)                           |
|                      | K-Line Data                                 | [K-Line Data](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#243fecdc-3f87-4d65-bc2e-0730fb916c0b)                                 |
|                      | Ticker                                      | [Ticker](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#3cdc6832-7b80-43fd-b625-5f00122336d4)                                      |
|                      | Latest Price                                | [Latest Price](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#e3529a41-24ea-435c-a164-d7b7e60f178c)                                |
| Spot Trading         | Place an Order                              | [Place an Order](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#512cb0ba-2c0d-4816-9822-44673a7789f7)                              |
|                      | Query Order                                 | [Query Order](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#cc87db71-0260-48ec-9fab-5201bb4d1e25)                                 |
|                      | Cancel Order                                | [Cancel Order](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#ee1f14f1-01aa-454a-a244-325be993343a)                                |
|                      | Cancel All Orders for a Single Trading Pair | [Cancel All Orders for a Single Trading Pair](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#f1b6b2ae-c774-4411-ad0b-975eac2e9a8c) |
|                      | Current Open Orders                         | [Current Open Orders](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#29c51c1c-03b0-4195-ac5f-748809396193)                         |
|                      | Query All Orders                            | [Query All Orders](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#dc11e210-a319-4909-b190-2f319c90feb0)                            |
| Spot Account         | Spot Account Information                    | [Spot Account Information](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#468df836-08a8-4f41-913d-03a15a842737)                    |
|                      | Spot Account Balance                        | [Spot Account Balance](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#8006926d-fda7-488f-b1e4-807af5454b74)                        |
|                      | Spot Account Order History                  | [Spot Account Order History](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#154d5d5a-7bb8-4b01-a292-e441f0af3601)                  |
|                      | Query Current Order Count                   | [Query Current Order Count](https://documenter.getpostman.com/view/5975131/2sA3BuXpLQ#38960f4c-d3db-4e2e-a5ac-b39fedd77af7)                   |
|                      | check the transaction fee                   | The makerFee and takerFee fields in Spot Account Information                                                                                  |