setting null for fields in Bulk Upsert

Summary:

Hello team,

I am facing issue when setting null in the salesforce during Bulk Upsert.

I tried using #N/A its not helping neither fieldsToNull. When using its giving :

 <stateMessage>InvalidBatch : Field name not found : fieldsToNull</stateMessage>

Thanks,

Jignesh

Content (please ensure you mask any confidential information):

I am facing issue when setting null in the salesforce during Bulk Upsert.

I tried using #N/A its not helping neither fieldsToNull. When using its giving :

 <stateMessage>InvalidBatch : Field name not found : fieldsToNull</stateMessage>

how should I fix this?

Version (include the version you are using, if applicable):

OIC Gen2

Code Snippet (add any code snippets that support your topic, if applicable):