Transaction not yet indexed

52jktNcueWUZLkaf9keyRKhjcTfd4h1yA7mPXCVpz5zFQrtmPtj5gYKjBcSAAAuNS2qcvg8oWSqBGT5SpRGU4Pbm

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