curl --request POST \
  --url 'https://sandbox.rollfi.xyz/userOnboarding#addStateW4Information' \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '{
  "method": "addStateW4Information",
  "employeeId": "A31A0E84-3643-405A-B0E4-D229D0A194FB",
  "stateW4Information": {
    "Filing Status": "Married",
    "Withholding Allowance": "10",
    "Additional Withholding": "10.10",
    "NYC Withholding Allowance": "20",
    "NYC Additional Withholding": "14.00"
  }
}'

{
  "stateW4Information": {
    "status": "Ready",
    "message": "The StateW4Information for Steve  Jobs has been saved successfully."
  }
}