Transaction not yet indexed

Dd18irytjVMrzedV4TPKE7xhd3pV4QkZzfqauXfC2BJBb7Xd1UPqU6BjPodjev71h8CCVqSajjdL2N9S6EZDzw8

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