Transaction not yet indexed

53Bu8pxVTzxKYGWAVqDH1vBCjVb7htkZqTVwguDRsc5NMhpiqNgHKJr1jqSe3768s4oGqqFN5PXPxhJVvz7sHVTU

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