Transaction not yet indexed

668LLmiAmrcTpP2zBnHrqEJvMfLjoCDSw5dhxZP9h9Vzdh3vyUkMSGCqyRD9ydFZ2stGVqZ6bZFFTMHrAAvFQSEw

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