Transaction not yet indexed

528jk2LzPpbaFaQTRcjoFfBm3mN7N3spFhBGsGCRqvopHCLwC27W88VCppcNFYJdH5fQQy3XUfFAvUjUBxQNr7Ed

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