Transaction not yet indexed

31Dup44UHFKtAv9SqmpMLUGpUU6Ev4BC1WsSoNbfaPRz89QzmPi34m18XYSRP8Vik9qbf7q5VdcfjXxJKo1fTYb6

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