Transaction not yet indexed

LPmerSamb8QmXgWx5VQHV9SCU2M1UCFrNXk82gmfZd8mwXPoSzPv7HYvPyb1nvfh7dkbNcgjBTRmLgkhfayxGtX

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