Transaction not yet indexed

6688S5biSwCBRgsFKqwwanH9FqyqVH1ayByWoWJY8UWtwuJedhru8Wf6QHTb5yyDAu1UjfGuYtvaXjpNiwQiu5e9

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