Transaction not yet indexed

421b3ZzYzqSMcjntyGkmg4hkzoRyriESMUyZQvgFnQcASEq3ChktVBmVYVJukKheXma6igrDXaUATFq6AY22bGp8

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