Transaction not yet indexed

668utzuqWcbJCzoHZpdAo7aKyDvfdfUHr2QwJy87JSenhFMB2UR68fPQozQrQgdC6vMB3ag4ppwUrhDrwoQGG2pH

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