Transaction not yet indexed

543UAEib2x7hJMuGMEsFD9WjgE1ezGQP2SmyY67nnZArSbpbeHpSQ4dv63874pHgWWQVc9y1VHtECnrTsjTCVwH3

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