Transaction not yet indexed

21Vu16gtVVYj7Gq2Ts5MDwx286HzECusBS8uMHN6BRsttsY1MXJi3YXsLWHDx3HCcukmaT5pyU4exfVHPuZsHSDd

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