Day: March 4, 2026

Contact upsert via batch returns empty payloadContact upsert via batch returns empty payload

Hi,I have an implementation for upserting a larger number of contacts by calling:crm.contacts.batchApi.upsertthrough the Node.js HubSpot SDK. The implementation used the documentation, as of: https://developers.hubspot.com/docs/api-reference/crm-postal-mail-v3/batch/post-crm-v3-objects-postal_mail-batch-upsert#batch-upsert Where it stated, the API endpoint was supposed