Transaction not yet indexed

66Vk1stbSK7c1jS6RsrxeHdP8R5jdBMRRPAF5mLikUdrHAuG4y9o9MeLSyTKFkYFytmXffoRWGrX1qBbXXAGeTa8

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