Transaction not yet indexed

523CbAR5C1K5Aiam3SLiiS2qWmxRiJum2rMCRUYbKeQkQgUpb1DvtaC2giqVGVffyEKXTAe7Z3tcR1GCGSQHH9p

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