Transaction not yet indexed

iw18uXc6SQifwjPFfRu3EDnKTMFsQ8WMGDwY91kbZTHhYRvLFxHeFuJhCWHH5GXPmHM3AmRgiLcSAPx26REepPU

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