Transaction not yet indexed

2u52CMEJDtFxeTNUUYDCZgvzPSDE4eAXDz51pFiSt2gUcWi7dUousVuSNXXzQGEMkoWU9zUymATcBj1CFtgtqNFP

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