Transaction not yet indexed

5xx3RwtE7gxmpAgf1mAqSiykF4e7FnhEgntosek6XGPvqzetEGM21mBhFSuZdK4zdYy8s2UrjZPJ9JF7PHE2UuBE

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