> **_NOTE:_** Always use TLS encryption in a production environment and use variable substitution for sensitive information (e.g. ${CLIENT_ID} and ${CLIENT_SECRET}).
### Prerequisites
In order to ingest metadata from Apache Pulsar, you will need:
- Access to a Pulsar Instance, if authentication is enabled a valid access token.
- Pulsar version >= 2.7.0
> **_NOTE:_** A _superUser_ role is required for listing all existing tenants within a Pulsar instance.
