Transaction not yet indexed

52ZExisfisZRPbAzoXadKiyaDLYe6dUvXx2dZUJ2onbHFVL3c9nq7e1z9t9JXYKxMmfiDcDcJS57mJsRtcoqKZjz

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