Transaction not yet indexed

mMuSDdXYrdaMars6HnJMSi1i525MaHHUEN4XaYSZyd8jtdPPiZ7A9fj1jAZeZm8YQ8z99WXnS2cS6aSAgBhAc8Y

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