Transaction not yet indexed

21u6DbXa4yfipz3vAmSd2Q1rzdaWJd3UgTkf4GVbrmcFK3BUnBjcnHubgada4EdD9pEjvjyzS22Wk2jG3Zd2xhhx

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