Transaction not yet indexed

MRmm7npoKSUrB9iS7Zdh8R7dPfeDFaBswxhSW45dNYkqToFCzywEhrcT7KFjtTdCq33oLSLgQPQQqPy5U9evJUi

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