Transaction not yet indexed

1buuKzztSZNqVDh1TvFp4y6kN3kQKcLPw2XqvwE2JuZQVPCaqoKBqsLiYRa3FnRS3c7QQPbeen4vsfqrxz4HiMk

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