Echoes back the value passed in the opc-client-request-id header, for use by clients when debugging.
For paginating a list of replication sources. In the GET request, set the limit to the number of items that you want returned in the response. If the {@code opc-next-page} header appears in the response, then this is a partial list and there are additional policies to get. Include the header's value as the {@code page} parameter in the subsequent GET request to get the next batch of policies. Repeat this process to retrieve the entire list of sources.
For more details about how pagination works, see [List Pagination](https://docs.cloud.oracle.com/iaas/Content/API/Concepts/usingapi.htm#nine).
Unique Oracle-assigned identifier for the request. If you need to contact Oracle about a particular request, provide this request ID.
A list of ReplicationSource instances.