Transaction not yet indexed

Ex66WaZH6FgtpSWN3eDTmj5EsufHk98aZUUhzi26MvKhM1GMciSQgphVZb95guKW1ZZqho72BePgcjv48TjqNsY

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