Transaction not yet indexed

MfD2ME1AtiFdAbaCWVckG3EJcQjLuaC8u3VuK1cXkL66GBfVNpiRRYzYkpevKY5kKH2pqWGGgpAE2sJna6xZb52

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