Transaction not yet indexed

MR6pNKkSk92awCPS2cSx2SdQZHVqeZ7e9bE3egRuc1ZtQxDHPrrJi96buoxbs3ABbffDm4HgLCjBezfdsFA6Rgy

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