Get a single payment

curl --request GET \
  --url https://staging-biz.coinprofile.co/v2/payment/{paymentId} \
  --header 'X-Api-Key: <api-key>' \
  --header 'X-Api-User: <api-key>' \
  --header 'X-User-Version: <api-key>'

{
  "message": "<string>",
  "success": true
}