Our team want to update bulk lead via custom API. what will be correct JSON to update lead based on dedupe field as email address.
Solved! Go to Solution.
Then you want https://developers.marketo.com/rest-api/bulk-import/bulk-lead-import/.
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Do you actually want a bulk update? As in a single posted file processed at once? B/c that doesn't use JSON, rather CSV.
Using JSON, it allows 300 records to update but looking for bulk update using CSV.
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