Transaction not yet indexed

1DATK4uJCFw1XtoNCVVyuZpXfVgt5EWeqM9byvDWEeLQuCxfLfC3dMQe2YtCZjxPWdGaUyZiwdK7aCWMRHe2Rn1

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.