sr, err := client.Schema.Write(context.Background(), &v1.SchemaWriteRequest{
    TenantId: "t1",
    Schema: `
    entity user {}

    entity organization {
        relation admin @user
        relation member @user

        action create_repository = (admin or member)
        action delete = admin
    }

    entity repository {
        relation owner @user
        relation parent @organization

        action push = owner
        action read = (owner and (parent.admin and parent.member))
        action delete = (parent.member and (parent.admin or owner))
    }
    `,
})

client.schema.write({
    tenantId: "t1",
    schema: `
    entity user {}

    entity organization {
        relation admin @user
        relation member @user

        action create_repository = (admin or member)
        action delete = admin
    }

    entity repository {
        relation owner @user
        relation parent @organization

        action push = owner
        action read = (owner and (parent.admin and parent.member))
        action delete = (parent.member and (parent.admin or owner))
    }
    `
}).then((response) => {
    // handle response
})

curl --location --request POST 'localhost:3476/v1/tenants/{tenant_id}/schemas/write' \
--header 'Content-Type: application/json' \
--data-raw '{
    "schema": "entity user {}\n\n    entity organization {\n\n        relation admin @user\n        relation member @user\n\n        action create_repository = (admin or member)\n        action delete = admin\n    }\n\n    entity repository {\n\n        relation owner @user\n        relation parent @organization\n\n        action push = owner\n        action read = (owner and (parent.admin and parent.member))\n        action delete = (parent.member and (parent.admin or owner))\n }"
}'

{
  "schema_version": "<string>"
}

{
  "code": 123,
  "message": "<string>",
  "details": [
    {
      "@type": "<string>"
    }
  ]
}