Transaction not yet indexed

31ufkHEY44CFJaJ5Uc8vphLYLMmQ1G4UVMvUbHgWYvvx37kY8U1pr1BXW6YbZzysu2tPU5jMUc9ByRF8JrD1MEX2

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