curl --request POST \
  --url https://staging-api.getpartna.com/v4/account/complete-registration \
  --header 'Content-Type: application/json' \
  --data '
{
  "email": "",
  "merchantName": "",
  "otp": ""
}
'

{
  "data": {
    "code": "123456"
  },
  "message": "success"
}