Identifier of the object used for references; auto-incremented integer value.
**create
Unique Allocation ID generated by the system.
exists
Unique Allocation ID generated by the system.
echo
Identifier of the object used for references.\n\r\n> **Note:** Auto-incremented integer value uniquely identifying each allocation record.\n\r\n> **Tip:** Use this ID to reference allocations in subsequent API calls. See Identifiers section for best practices.