Transaction not yet indexed

21vk4NsJE4WfmDL75rjz6gc6kTfcu4N48PcKPpQYxKTiBHTgK3WzosJS4vpRmiJT5Zc5LXxvfA8EHoJUbFJnt9qd

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