Transaction not yet indexed

NAn1C5TmSngSrMCyqDknjiXWT6ciXQzCFYu2LmCCZnFePZfyDbpkSSC3SuR8bHhr3paPQDk7Fx2zgqL4MRgmzhW

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