Transaction not yet indexed

668RESVZuFrCBQzn2QDAnkF229wd7nebB9xSERzeqD3NZV4fj8GsRmGLK4asf9HVSgzgwvUgp5Mgw2uVMs3Rfbqu

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