Transaction not yet indexed

MdD18RD7EJVsGs6ELChGWtQQZgmPy5TFrQcMM11k1eQNTdVXgX7DeSGn3T2LW5sLfKDvadqi2rGkPLcDXWjSfix

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