Transaction not yet indexed

668VbSD8M8WMcYwZ4ghWD5rA62BGxxcCuq1QC3UbpzuYHPt5tqmgH4LWaSB1c7Ew1ruF5QgMkcQAKb2Zj1GCf5eL

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