curl --request POST \
  --url 'https://sandbox.rollfi.xyz/payroll#addPayrollLineItemTaxAdjustments' \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "method": "addPayrollLineItemTaxAdjustments",
  "companyId": "3A08507F-E78B-4ABF-98D8-87D382E7CE14",
  "payPeriodId": "3C068DE4-038F-4874-B99B-4AFD7CB39351",
  "employeeId": "BA445FB2-A3CA-43B7-BB8A-399BDE85486C",
  "taxAdjustments": [
    {
      "taxName": "Federal Withholding Tax",
      "amount": 45
    }
  ]
}
'

{
  "success": true,
  "message": "Tax adjustment added successfully"
}