Transaction not yet indexed

668mPTeTLMFaD2uTdJLvKF5PnRGXkao98kWiy6c2cBStabLTpGwoeu2pXgYMnBkQiFUE5u7Vx1kMUDWVsZrQrvg4

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