# Data Ingestion

Use these APIs to upload source files for meters and to ingest usage events directly into Zuora Mediation in real time via streaming.

 - [POST /meters/files](https://developer.zuora.com/v1-api-reference/api/data-ingestion/uploadmeteringfile.md): Uploads and stores a file in Zuora Mediation for use in meter processing. Supported formats include CSV, Excel, and JSON. You can specify metadata like headers, delimiters, sheets, and data ranges.
 - [POST /usage/bulk/{meterGlobalId}](https://developer.zuora.com/v1-api-reference/api/data-ingestion/ingestusageevents.md): Ingests usage events directly into Zuora Mediation in real time. You can send a single event or batch multiple events in a JSON array to optimize throughput. Each event must conform to the meter's eve