curl --request POST \
  --url 'https://api.stateset.com/api/v1/prepayments' \
  --header 'Authorization: Bearer YOUR_API_KEY' \
  --header 'Content-Type: application/json' \
  --data '{
  "amount": "string",
  "memo": null,
  "method": null,
  "reference": null,
  "supplier_id": "string"
}'

{
  "amount": "string",
  "currency": "string",
  "id": "string",
  "number": "string",
  "remaining": "string",
  "status": "string",
  "supplier_id": "string"
}