Transaction not yet indexed

21V8RXtk791TKbXBkFRUr6gnkPUymztCQ5mi1U5VmVm6mzVTUTD815PfZd7PGermxAreVd7mcyvtNP9V5QnSYXM6

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