post https://a.klaviyo.com/api/data-source-record-bulk-create-jobs
Create a bulk data source record import job to create a batch of records.
Accepts up to 500 records per request. The maximum allowed payload size is 4MB. The maximum allowed payload size per-record is 512KB.
To learn more, see our Custom Objects API overview.
Rate limits:
Burst: 3/s
Steady: 15/m
Scopes:
custom-objects:write