Transaction not yet indexed

553YTUGEStJjyHQwKcogsqBgEmdiVnPyVwoPdoGANKcUpWgAY3Yx8MTCedxRwQvDs2JLtp2T5pfstm6fjURiaS1G

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