A project ID is required for some URLs when an API is called. Therefore, you need to obtain a project ID in advance. Two methods are available:
The API used to obtain a project ID is GET https://{Endpoint}/v3/projects. {Endpoint} is the IAM endpoint and can be obtained from Regions and Endpoints For details about API authentication, see Token Authentication.
The following is an example response. The value of id is the project ID.
{ "projects": [ { "domain_id": "65382450e8f64ac0870cd180d14e684b", "is_domain": false, "parent_id": "65382450e8f64ac0870cd180d14e684b", "name": "project_name", "description": "", "links": { "next": null, "previous": null, "self": "https://www.example.com/v3/projects/a4a5d4098fb4474fa22cd05f897d6b99" }, "id": "a4a5d4098fb4474fa22cd05f897d6b99", "enabled": true } ], "links": { "next": null, "previous": null, "self": "https://www.example.com/v3/projects" } }