Transaction not yet indexed

MTn3nwRWcaUKSKxvsXFCKCvqgGDAtUt4TSZx9kXTLGoEQm5JfE8DJxpiGQ9nh1q7LRFcYbk4gttB4b6Jdbjk2DE

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