Transaction not yet indexed

MNdYJVSERAL2aWJyWUtGQd9Ks8K1fPTsUngvsvwuUpq4w9R5Z2FTYnGvsGrbofzNXC5QegK5NfYUPvFBRYoBjs4

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