Accepts a root JSON array of backup entries. Each entry identifies a device, job, and client, and may include result collections for backups, replications, verifications, boot verifications, and alerts.

The entire batch is rejected when any entry fails validation. The total number of results across all collections in a request must not exceed 10,000.

A successful request is acknowledged with an empty 202 Accepted response. Accepted results are queued for asynchronous processing by the backup results saver pipeline.