sample-process-models/misc/execute-procure-to-pay/cc-invoice-approval-process/invoice-approval_UISchema.json

{
  "isInvoiceApproved": {
		"ui:autofocus": true,
		"ui:widget": "radio",
		"ui:help": "Select Yes to approve, No to reject"
	},
	"approvalComment": {
		"ui:widget": "textarea",
		"ui:help": "Enter comments related to approval or rejection here"
	},
"ui:order": [
  "isInvoiceApproved", 
  "approvalComment"
  ]
}