Batch update contacts
documentedUpdate multiple contacts in batch.
POST /crm/v3/objects/contacts/batch/updateCRMno implementation yet0 runsInput
contact_id_1*
Contact ID 1
HubSpot contact ID
favorite_food1*
Favorite Food 1
Value for contact 1's favorite_food property
contact_id_2*
Contact ID 2
HubSpot contact ID
favorite_food2*
Favorite Food 2
Value for contact 2's favorite_food property
trace_id
Object Write Trace ID
Trace identifier
Calls HubSpot as you (your API key is your account); keychains.dev holds the credentials.