Transaction not yet indexed

21AB5tm9gtbZhe3qcsXvnouNxERRyMowBSDKxqoTZxdFXsdGrkDWFcSYo7jR6DV8qPn4jpW2A8UcZuWDW3zPQcVr

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