Transaction not yet indexed

528QtsHrUerVPHTvAr6KiR1hfno1rN51EZ3VkD4xDraUGQ5sbRdqHVcJs9ZXtFyGJsCjPnoonc2jm1HcFm8xbdX5

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