Transaction not yet indexed

56LCmqxipSHnfQRLU6fcJ4pe4eCgbYH23vTe5xFmM3qfuBAe5b1RETFLWNqnhSGqjVJm7A2NgMfgNBqa7GMGUpTS

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