Transaction not yet indexed

5AMPvpnPoFHqSigGAAbheGM8Bvin88UTGGgdFmbutJqjzFpLfqxFT5hShHKBbAeQPX723eD3yKwtNihJksLLiGoE

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