Transaction not yet indexed

21o53Uez3GZmqmqn3BCaWC58XF2tYzFJeJo11h4dXn73cZAJzmTKF9FcoPPsjqCSjxc2xzfPqd1xzRiE1iDE8Mxa

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