Transaction not yet indexed

MdDoxGJefXiJkvMMq6WUKFhk4AafL9gwwJF13ggAZMcC2PFJfSTNNmaDbFwNwEBaeJeUYMfBKyNb5eofnuqsQn5

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