an class="r-pr">#&gt;</span>   "name": "add_payment_info",</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   "params": {</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>     "coupon": "SUMMER_FUN",</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>     "payment_type": "Credit Card",</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>     "value": 7.77,</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>     "currency": "USD",</span>
<span class="r-ou