curl --silent --show-error --fail-with-body --request POST \
  --url 'https://api.workstream.stateset.com/v1/brands/{brand_id}/validate' \
  --header "x-api-key: $STATESET_TEMPORAL_API_KEY"

{
  "valid": true,
  "errors": [
    "string"
  ],
  "warnings": [
    "string"
  ],
  "checks": [
    {
      "code": "string",
      "ok": true,
      "message": "Two-person tent, green — replacement for damaged pole set."
    }
  ],
  "readiness": {
    "activation_ready": true,
    "self_service_ready": true,
    "summary": "Two-person tent, green — replacement for damaged pole set.",
    "steps": [
      {
        "id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
        "title": "Replacement tent pole set",
        "status": "pending",
        "required": true,
        "summary": "Two-person tent, green — replacement for damaged pole set.",
        "details": [
          "string"
        ],
        "action_label": "string",
        "suggested_tab": "string"
      }
    ]
  }
}