Transaction not yet indexed

666qMX5dm9ftyAaEBKKZed4r3aQCvHmp7Mo4VT9FoL47CBNUzH3bdrXDU9zn6hRXc1fR2cV5d1HT37pc8EWjUMj4

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