{ collection, items: [{ key, data }] } for batches. Collection / Key (optional single) are fallbacks for a single row.
Input
Inspector Settings. Empty-field rules for the Graph: Previous nodes. This inspector has no Insert value. On an Agent Tool, both can be Agent decides or Fixed. Empty fields do not invent items. No items fails: pass JSON{ collection, items: [{ key, data }] } from the previous node, or fill Collection and Key.
Output
On the next node, Previous nodes listsState upsert: Result ({{State upsert.text}} while the name is unique).