Transaction not yet indexed

53CUf7EAGfiqpV3rfAxnnvJt3FUEv4VdFLmkT8H3cuuhHVYzkRw3QzgnzHf85R7fHJueaMJF8qer8GqaAFbx7EM9

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