Transaction not yet indexed

MJExBECjvND2vKJJJjC22FaqLZ3A5oD7cHRBNRUxjLV4UReyoLyn9uk1jAprPHUsRsv8aZbhR1dGKmCMQV3TfB1

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