curl --location --request POST '/api/v1/subscriptions/checkout-sessions' \
--header 'x-business-id;' \
--header 'Idempotency-Key;' \
--header 'x-api-key: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
"priceUid": "string",
"billingMode": "FIXED",
"targetPrice": {
"targetCurrency": "NGN",
"targetAmount": "1000.00"
},
"customer": {
"email": "user@example.com",
"firstName": "string",
"lastName": "string"
},
"successUrl": "http://example.com",
"cancelUrl": "http://example.com"
}'