Transaction not yet indexed

mPPW7gZ7KAyKzXhybsXZdVqGNTEYTGyATsK5g5C3GztyLAUe37GhZugwupmBCmYCeK8FAQmFvKKUrq7aomckCPX

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