Transaction not yet indexed

RB21ex5kW1rBhUBcrmj7wXHSa9W4RBNm92NsmnCMESwddUqG47kC92rWfMCtAqWdaTZoPpnTgf635qAkNYUHjHo

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