# Send Payment

Request to sends a payment from a wallet. The application needs to provide an lightning invoice or Ninjapay username(@ninjatag) or on-chain address . We recommend using **ninjatag**(Ninjapay username) for sending rewards to users, since it's zero fee and instant. 

#### **Method**

```

POST https://prod.ninjapay.me/sapi/v1/send

```

#### **Parameters**

```javascript
Body (application/json)
 {
  wallet: string; // lbtc, btc and usdt supported currently
  payment_mode: string; // ninjatag, onchain, lightning
  ninjatag?: string; // Add this username if you want to send to other ninjapay users
  lightning_invoice?: string; // Add this if you want to send payment via lightning
  lightning_invoice_type?: string; // "invoice"(default) and "lnurl" currently supported(lnurl not supported for "btc" wallet)
  chain_address?: string; // Add this if you want to send payment onchain
  chain_network?: string; // Add network for onchain payment (BTC, ERC20, BEP20...)
  amount?: int; // For both "btc" & "lbtc" wallets, amount should be entered in BTC, not SAT. (Amount is not required for "lbtc" unless lightning_invoice_type is "lnurl")
  fiat_value?: int;
  fiat_currency?: string; // INR, USD, EUR...
  description?: string;
  customer_name?: string;
  order_id?: string;
  extra?: {}
}
```

#### **Other info**

| Parameters      | Input options                                |
| --------------- | -------------------------------------------- |
| `wallet`        | `lbtc`,`btc`,`usdt`                          |
| `payment_mode`  | `ninjatag` , `onchain`, `lightning`, `email` |
| `chain_network` | `BTC` , `ERC20`, `BEP20`, `MATIC`            |

#### **Response**

```json
{"tid": <int>}
```

#### **Example**

{% code overflow="wrap" %}

```javascript

const options = {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    Authorization: 'API_KEY'
  },
  body: '{"wallet":"lbtc","payment_mode":"ninjatag","amount":0.0018,"description":"sample_description","ninjatag":"nakamoto","order_id":"21"}'
};

fetch('https://prod.ninjapay.me/sapi/v1/send', options)
  .then(response => response.json())
  .then(response => console.log(response))
  .catch(err => console.error(err));
  
  
```

{% endcode %}

**Note:** You need to use `Admin key` for this request!