Transaction not yet indexed

528VS5MqvyCUyPmqhTx3DHsyC6GCqzHvpwHZx7U3DSNWRbJhqHZb27LUmCurXoYxTJBpA42h6aWNKDh3fvJD1rxF

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