Transaction not yet indexed

666K8PuBAYzqiL3y45e56aFdzTUAesX2aMdrCQc56ndjNcLUwoUVDbNHG6hRgcmTM3KtuLRQRDVMPJipqWTR6kYv

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