Create Payment Intent

curl --request POST \
  --url https://api.pulze.ai/v1/billing/payments/intent \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "return_url": "<string>"
}'

{
  "public_key": "<string>",
  "intent_key": "<string>"
}