Transaction not yet indexed

2MdC51YSyL27hKvYFCAJuUjcsMHQJuLezaTcZ56PoC9UbmXe4ngAAeh5E5pGBca6tSTHxvrM5bwpPaaFQQH86cp6

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