Transaction not yet indexed

21t4qLfbbNwa5nSYBnxj2acjJPEfpHfVP7N4ufmKpizNAsjJ6VwWULe7vxA2GyfXfXEKpYjgqbHVkFrb4PfpFbV4

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