Transaction not yet indexed

5SmSSspppYJaXKbaUm3PDSEKDaN4WkYMnd3gb54g7rSqFzeu8zAPqp3JW8Rqq3jdU9hvMcQCMueokEKDsgSQQGoV

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