Transaction not yet indexed

53xCB9HRGX8gfubpVtVaMU31DC9PnSuex3tz6PsS7Wp8ivdCUQeFFJR1aKpupsNqq7gUZ7qGEWRUN11DiNYw1K15

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