Transaction not yet indexed

53UCUoxofbGg7sFSXX8UdaMneN37tUUWeMVQ47EWTrFxw5ez8gK9m7ME8ZUPwmLCLX5zr9S4HYrb6uEbS7YjpsH7

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