Transaction not yet indexed

21DFafi1RsPXdKVUEBBfLPDqC9qzFDmQrGviMnW2eKUQ399spuBBdPNh5aQ7CwEhdFBGvq4QhonDXLSERT5CV6Uk

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