Transaction not yet indexed

66Mc2AwaAKc2rVGtVq3tBTysDKskRYyAj94mapGNbS1xWteoaZqUjFwNFR2TNoomGaQaQfAXkS4Fzvr78LS1GU9w

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