RelationVolumeModel

Name	Description	Schema
auth optional	Auth Example : `READ`	enum (READ, READ_WRITE, UNKNOWN)
id optional	id Example : `7239779c01e3405f82bb71c7f4b55fcd`	string
name optional	Volume name Example : `bs-01`	string
purpose optional	Volume purpose Example : `ORG`	enum (ORG, REPL, BACKUP, RECOVERY)
region optional	Region Example : `kr-west1`	string