Transaction not yet indexed

21Tmzq5zHCFTYgaGkoaDLAbQBSfSvWtvpKFWDfF9MxJ9HCL1eKPYeqABG929SPcRfEBt2oxrFnjDX1o8gLX1bDqe

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