Transaction not yet indexed

JM18gcBFejviqG8N4m2xNLcttrXac8J4QUeXdnRfSws3Pe3HL5yRNEEe6wTtcLS6dd9Ru5CcShUGzYdK5BAjQ7K

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