Transaction not yet indexed

521Vq2schWZ1QYVutgP9ypE9rAvDhbPfUQ71aN7bgKBPhJnXjMFASDhJu7eFm1xWVN9jEwShDkkgshfVCZ6sjEXY

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