Transaction not yet indexed

SDdogPsMLWQqE5cdQCVjC1yhFkWYSKBqZahzEnFLf56LSgX8CwbgP7w1o2tYVgQzZHcHkRGdENpXja5KLcrkQFt

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