Transaction not yet indexed

668jUSRvahsEeuoXabN5TS6fkeFvYrrc4kybDfPy7q3tmCk4ed5qs7D5nS2eSPfo2pJ6Sa5b52a1B7X93bwXNNap

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