Transaction not yet indexed

6668iY7ES1NW4uMRLQM1FjupBfWphJcdfpYLxk2HsbJiWiTPQBiJ7n9aEbfB3omSWmdVskVWXRmuNa6RpBU293Vs

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