https://developers.google.com/sheets/api/reference/rest/v4/spreadsheets/request#AddSheetRequest

{ "requests": { "addSheet": { "properties": { "title": "[1 Dictionary.newSheetName]" } } } }

{ "spreadsheetId": "[1 Dictionary.spreadsheetId]", "requestBody": "[2 requestBody]" }

Input
:
[3 Dictionary]
Workflow
:
{ "workflowIdentifier": "62665609-710F-4ADF-B59D-D4B62A9348EE", "workflowName": "Batch Update Spreadsheet Cells", "isSelf": false }