"ocid1.exadatainfrastructure.oc1.sea.abzwkljs5syf3f2pbypg5hn3zibypiqedccnomexcpd6judr5ecqijavkjyq", "availabilityDomain": "ad1", "freeformTags": null, "definedTags": null, "identit 例7-6 アクセス・リクエスト - 却