Transaction not yet indexed

21fMMpwtHTWnkfDjR66gUUrrsQXkjqF6mtjGAoPU51rsVRDiuhEapEQYeBjAMj9xZxaxGDKZW4GxQJK1dReSG4t7

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