Transaction not yet indexed

MMzR8paKHFMNPmnqUcYyLu1nu5ZuSAjQL9cfy5G7zY6YPinRxbWXkCCUX4BJ5u5Zggqe7U9uFFCg8dDmMBdFDp9

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