Transaction not yet indexed

21u3FrNKGCwsYR7VWc1fa4V1CABcimRQPnXMzbLHoV2qN8aaSB2DeLEDADUdhgob1mDQGPeWShmmFGgmGd9tbKVg

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