Transaction not yet indexed

668bwDHrBsJPJnKvQEFYZa3nnMQqUr2Jzj6puAmmrpe6kc6DmoKBZBkqBQLkLqWf82thNevWrWASP3D6WbbQFnX6

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