Transaction not yet indexed

66EfhfkUYNwuVuh4g7BB8NejCo8K9ekPdAbvKbSL4xWwbvZzGUfkUTjqCP5RimEb5P7fqi2kfEq18Toe7JCkH1SG

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