Transaction not yet indexed

uk78bkSr6qB8L89s4HBjsJAj4DUFqUGjdvVFbxjaGa23UkUqPaLubU21Zc2MdpWwW9Jzh6fJcF15nhTi8vmQvbm

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