Transaction not yet indexed

21ZcSNP1PxXtR38hcCbSnjjjp2BQ7gMm4PfcujCVniPHgT6bNvw47iTZipthREzx3rRVwTMiSyfNVn6npJSYyrA4

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