Transaction not yet indexed

ME8RW1GWcBQmAkBLLqBZS96C13LBEqW4RAMsF3dri3FaBZhy8gdQqFosYKx6vxhXaa9t7KtbMBYGKpq2W3fV2Ye

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