Transaction not yet indexed

52Cp91UtPkvCKpSBkzFbSVDrwWZPXpJv1D6UxzMxNyx2L64rgRLw8iKJFUgRThgrXHjX4LSBq3ysMvkiStSL4AnJ

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