initialize
{
  "jsonrpc": "2.0",
  "result": {
    "capabilities": {
      "resources": {
        "subscribe": true
      },
      "tools": {}
    },
    "instructions": "Use the introspect tool to discover the GraphQL schema, query tool for read operations, mutate tool for write operations, and resources for real-time subscriptions.",
    "protocolVersion": "2024-11-05",
    "serverInfo": {
      "name": "ARP MCP Server",
      "version": "1.0.0"
    }
  }
}