Transaction not yet indexed

mTkZrtPGzo6My3ApeEzM8MGCnPTB67HMW9bj76PrgT6CYBmPqNqMLQjVbztCxUL6dFGv6qoQJNhZcxPJYbr3QgU

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