{ "apiKey": "string", "couponCode": "string" }
curl --location -g --request PUT 'https://api-x.smsonline.cloud/v3/customers/{{userid}}/cryptomus/invoice/' \ --header 'Content-Type: application/json' \ --data-raw '{ "apiKey": "string", "couponCode": "string" }'
{ "ok": true, "body": "https://pay.cryptomus.com/pay/991d9a35-e6db-43b7-8922-0000000000" }