Transaction not yet indexed

u66JgCQ3xDGCDz62a56FqQDbUuC8b1psZ2uHtpRTE5dfXQW5gGVqvFmWMSwY4mDuRDMpW87YxwpMxgkAD2sFMHj

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