Transaction not yet indexed

SUm2Tbob8EnWLVwhQJy8gggE5zY3iybLSCKUD2DXpEhA3U5FRCkm8H29Xm9pyUf4u1TKHtmANUDqSCCjz8CYhKf

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