curl --request GET \
  --url https://api.withsplendor.com/v1/platform/tenants \
  --header 'Authorization: Bearer <token>'

{
  "tenants": [
    {
      "created_at": "2026-01-15T09:30:00Z",
      "external_id": "cus_8210",
      "name": "Acme Corp",
      "plan": "standard",
      "tenant_id": "t-3f9c2a1b7e4d8c6a"
    }
  ]
}