Transaction not yet indexed

NfSi3a2BKPepYJzdUetQC96oFzhaDHzdJqaE6ThfkvcZTZTrrcLc1LhTdtmjfPqHiXSN4HqyTf7y6o6NfBkNv73

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