post https://index_name-project_id.svc.environment.pinecone.io/vectors/upsert
The Upsert operation writes vectors into a namespace.
If a new value is upserted for an existing vector id, it will overwrite the previous value.
The Upsert operation writes vectors into a namespace.
If a new value is upserted for an existing vector id, it will overwrite the previous value.