curl --request POST \
  --url https://{projectHost}/collections/{collectionName}/docs/bulk-upsert \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '{
  "objectKey": "example-object-key"
}'

{
  "message": "Bulk upsert request is accepted"
}