Transaction not yet indexed

668TwKKTrScLqSbh3SjH5DmHYfXxaGr9d1JaeZHXKHXwXo5PgjEQMu46D7m5u3CNNNX8orA4ULLiy6wpCL2LrVLH

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