Transaction not yet indexed

668SUZwYD4PZPTNMZa98Gqs5C2ZY5TJewSvwRigba2FQPyAsVCJZq7kmbBHuM8f1D3CpPfDwCcuNNQGMUiUYipo7

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