Transaction not yet indexed

21n6DnUZqYVm5jyYuUqCpPVjfF41LLE6v5qUY8VfEyTrKnb8GS5QcrLNuJcRTDbaRr1bBDE5hAdKEYBAV54LyGEf

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