Transaction not yet indexed

3kubtMKc6GGAMvRUFs4qa6SZufe3WbS9yyWh1XsEGdyJAFcAGbwh73vsLeTm6kSTVuQ1sWYhZBYpwnTSX5g1m8Se

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