{"message":"ViralSpin MCP server. Send JSON-RPC requests via POST.","connector_url":"https://mcp.viralspin.ai/mcp","auth":"OAuth 2.1 (Sign in with ViralSpin) — legacy ?key=vs_xxx also accepted","setup":"https://www.viralspin.ai/publish","docs":"https://www.viralspin.ai/resources/guides/publish-to-instagram-tiktok-from-claude-code/","protocol":"MCP 2025-03-26 JSON-RPC 2.0 over HTTP"}