curl --request POST \
  --url https://mcp.arlohealth.ai/rest/subscription/setup \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "paymentOptionId": "<string>",
  "couponId": "<string>"
}
'

{
  "paymentUrl": "<string>",
  "price": "<string>",
  "interval": "<string>"
}