Transaction not yet indexed

421NE7FMmVBxMu6kfdiSSiBpoW2VTb6AY7PyJpsdWWeshsv3X9Vz8g7pA5k81YBexghUCLjtncSPDQEMX2YBBGmh

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