Transaction not yet indexed

mkk6FjeioH5FcCLNvM65sA6VjhwnWSWqYcpo2NQpLAHcVCVEYLvf1oWtdr58cBWWdA1NaCgcw71ExXPQKFXeteQ

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