Transaction not yet indexed

21U2ZvaLPZvEbP6d8k2ZtsNPzFCpmSfhNUMM5wyAieZ739TjMyhu19dKwhzVPNGrisTFbWdZ29DqcRB38CCbMBw7

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