curl --request POST \
  --url https://flowra.dev/api/v1/mcp/{serverId} \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "jsonrpc": "2.0",
  "method": "tools/list",
  "params": {},
  "id": "1"
}
'

{
  "jsonrpc": "2.0",
  "id": {},
  "result": {},
  "error": "<unknown>"
}