Transaction not yet indexed

668snFQ1RgRKpy9pA2GCb8vB7bf8WZpfwkHmxJVkKHF4aBb9DCV1qDMjak7rprCtfi6SrJxGPzQstq2bBS6fvRMV

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