Transaction not yet indexed

52CUEd2kQFn51jLDk2bfovg44g65Th9riid7Hofe9D8Vu1qeWYLPWucU2gFkQMMwpc1T9pWRpTsa3ouQfsHgNEP7

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