Get provider specification

{
  "id": "psp_9gHjKlMnPqRsTuVw",
  "key": "github",
  "name": "GitHub",
  "description": "GitHub API integration",
  "tools": [
    {
      "id": "pto_5jKlMnPqRsTuVwXy",
      "key": "create_issue",
      "name": "Create Issue",
      "description": "Creates a new issue in a GitHub repository",
      "specification_id": "psp_9gHjKlMnPqRsTuVw",
      "provider_id": "pro_5gHjKlMnPqRsTuVw",
      "created_at": "2025-09-15T10:30:00.000Z",
      "updated_at": "2026-01-10T14:45:00.000Z"
    }
  ],
  "tool_categories": [
    {
      "key": "crm",
      "name": "Zoho CRM",
      "description": "Manage leads, contacts, deals and other CRM records",
      "image_url": "https://provider-logos.metorial-cdn.com/zoho-crm.svg",
      "tool_count": 24
    }
  ],
  "auth_methods": [
    {
      "id": "pam_2mNpQrStUvWxYzAb",
      "key": "oauth2",
      "name": "OAuth 2.0",
      "description": "Authenticate using OAuth 2.0",
      "scopes": [
        {
          "id": "pams_8tUvWxYzAbCdEfGh",
          "scope": "repo",
          "name": "Repository Access",
          "description": "Full control of private repositories"
        }
      ],
      "provider_id": "pro_5gHjKlMnPqRsTuVw",
      "provider_specification_id": "psp_9gHjKlMnPqRsTuVw",
      "created_at": "2025-09-15T10:30:00.000Z",
      "updated_at": "2026-01-10T14:45:00.000Z"
    }
  ],
  "provider_id": "pro_5gHjKlMnPqRsTuVw",
  "created_at": "2025-09-15T10:30:00.000Z",
  "updated_at": "2026-01-10T14:45:00.000Z"
}