Transaction not yet indexed

Cc21TJpmzv8edGFWmfDov2BhKZkVC5R5Rh3pmFaxEfPK3qEw6VRnzKkpiW22c8ijoL4f7xhx9TMrSqitg2ZCj7p

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