Transaction not yet indexed

21ApXpBPCUJPvRYahTP22scPmgmb37SDxp9D8JGkDgFEf3MhoYu6XSGaCsjsntwD1TFB16K2Bu3UiW6B8qZQL8YU

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