Transaction not yet indexed

121EXtNSTUPF4bMA8pjowEkSunh2j8aM163As2hCHL71PQZKiJBJCAvdVz5Yspxaw4Cu2UeoJzcQvB7xCHqZ3cUr

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