mongoDB node does not works correctly

[Ludwig]

Hi @amir, thanks for reaching out. The node needs to be provided a JSON list of key-value pairs as input. The key-value pairs would correspond to the fields and values contained in the inserted documents. You then would want to specify the fields from your JSON input you want to be populated in the new document.

Here’s another discussion from our forum around the behavior of this node:

How to use the "function node" with a "set node" and a "mongodb insert" in combination?

Hi @DrTrabant, welcome to the community Let’s unpack this. Why is the paired items now in it? I’ve read the docs but don’t need it at all. You can simply ignore these if you don’t need them. I cant create a key value pair in this screenshot. If i try to insert just the values i get this error, if i try to insert it by key values as “expression” like: {{ gpcode: $json[“data”][“id”] }} When using an expression in the “Fields” field of the MongoDB node, you’d need to make sure to pr…