Transaction not yet indexed

i88DRoQGMu5RNHCk1vypWxEauA1nKhKtXu1aCpEf12kjMcwaj3Ssrwh9rfsWdAVq5RJHjN9sEPJ4V7DF9oN4ms1

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