Transaction not yet indexed

HKBc8mQKSE5ysRvJS7BJ9UXfHJqskqzPV4nbbJzkPyz2Apg55Nh5DKWfZFUnt1RNKs9sqsbxQb6gqj8PV6VT9JQ

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