Transaction not yet indexed

KXEX31ogzXAo21SaVCn2VBnMA99PbE2jceE96yAdyxeyjCBqTJWEYiog6mYgL6kacvJP3XmLbg6meXGqnZrKCs2

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