Transaction not yet indexed

668RsUJqEjX2pPPHKiWfTq83aqwNsccVZ5Vv2jtHAoFfKrps1qkMJ7iit6MeJ9hxTQvB88SruaQgQ6pUzwVY9Buj

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