Transaction not yet indexed

MUmcMY3wznEkYwGHRMiaYRwD3CgGNnDdaXwHxFDNHQg1DCmd7oVLRCHExsGa81qVHiiCe2ArrfZiNqiHvjJB3MN

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