curl --request POST \
  --url https://api-v2.dexchange-sms.com/api/v1/send/otp \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "service": "<string>",
  "number": "<string>",
  "channel": "<string>",
  "signature": "<string>"
}'

{
  "status": "<string>"
}