Transaction not yet indexed

k64U88ZC1UTgA9SJspMyKCkPqRenvU9hqS7RLp5htJ3qDY6wtNGpKhxgrL9hU4Lt5sAqMvjpYoWsHzxuDbCRjG7

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