Transaction not yet indexed

668REQ8gnT1CCkp1ZXowDEhyUw54jX9uEFSvQ99QiD4mnJFWcPDC6Mj4eD8bUn9E35ghERWtrBfLWbBTfMpzf2Y6

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