Transaction not yet indexed

MM1b3SrnwycckAyo4o4KZNdFqv7YK2KTQ86MuNMq7gnH3UT8ps9tkUhfAv3kvQLYGh9au5gcvvExEdb8s1UsgY3

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