Transaction not yet indexed

MMLrQZt4Ff72q73Hprqj2JNtBRuUm9xk4vbQvTJdfG4De9QDqiToEwVfttbgPHXc4BN8Pbc3gW6cSu2Hb2Va2J6

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