Required Parameters

<form target= "_blank" action="https://sanbox.everuspay.com/EverusPAY/" method="post" id="payment">
<input type="text" required name="MerchantId" value="EVRVBSD35623">: ----------->Merchant Id  <br>
<input type="text" required name="RefNo" value="786694831649156">: ----------->RefNo Number  <br>
<input type="text" required name="OrderNumber" value="824203305722774">: ----------->Order Number  <br>
<input type="text" required name="Amount" value="1.00">: ----------->Amount  <br>
<input type="text" required name="Currency" value="USD">: ----------->Currency  <br>
<input type="text" required name="ProdDesc" value="Your Store - #119">: ----------->ProdDesc  <br>
<input type="text" required name="UserName" value="naveen kumar">: ----------->Buyer Name  <br>
<input type="text" required name="UserEmail" value="[e-mail]">: ----------->Buyer Email  <br>
<input type="text" required name="UserContact" value="7842118912">: ----------->Buyer Contact NO  <br>
<input type="text" required name="Remark" value="Items on 10/12/2018 Order No: 119">: ----------->Remark  <br>
<input type="text" required name="Lang" value="UTF-8">: ----------->Encoding   <br>
<input type="text" required name="TimeZone" value="America/Los_Angeles">: ----------->TimeZone  <br>

<input type="text" required name="SaltKey" value="YjSuPyKOiCuyfnFI">: 

<input type="text" required name="BrandName" value="Lahari Shop">: ----------->BrandName  <br>
<input type="text" required name="CallBackUrl" value="https://dev.everuspay.com/everuspay/"> :----------->Callback  <br>
<input type="text" required name="BackendURL" value="https://dev.everuspay.com/everuspay/">:----------->Merchant URL <br>
<div class="buttons">
<div class="pull-right">
    <input type="submit"  value="Confirm Order" class="btn btn-primary">
</div>
</div>
</form>

we are accepting this values from your side

if Sandbox form Action url is sandbox.everuspay.com

if Production form Action url is everuspay.com