Transaction not yet indexed

MDDZtJMu5AFaGznV2tBN7MH9jPpP2cZP3VYZqUwSbkMSsaQvh6RaY38XCQm2y6HFrzzYNdRy8m1MWZQ1znY5ebq

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