# Primary Purchase Xerial NFT

## Overview

{% hint style="success" %}

### Endpoint

* **Method:** POST
* **URL:** `/wallet/{address}/{chain}/primary-purchase`
  {% endhint %}

### Parameters

* **`address`**: (Path Parameter): Buyer's wallet address (string).
* **`chain`**: (Path Parameter): Blockchain (string). 

### Request Body

* **Media Type:** application/json
* **Example Value:**

```json
{
  "purchases": {
    "collectionAddress": "0xf6797c479c7b18de2ea7493291d5f21fede8ff29",
    "typeId": 2,
    "quantity": 2
  }
}
```

### Responses

#### Success (Code 200)

```json
{
  "transactionHash": "0xe2e830fcc13af572c0cbe970e69c2ebd873cc85b9984099a072709f1ee62305b"
}
```

* **Media Type**: application/json
* **Example Value**: An object containing the transaction hash for the successful purchase.<br>

## Usage

1. **Send a POST request** to the `/api/wallet/{address}/{chain}/primary-purchase` endpoint to initiate the purchase of one or more Xerial NFTs.
2. **Include the required parameters and request body** in the request.
3. **Handle the response accordingly** based on success, unauthorized access, forbidden access, not found, method not allowed, precondition failed, or internal server error.

**Note:** Ensure the buyer's wallet address and blockchain chain are valid. Verify the user's authentication status and permissions before initiating the purchase.