Transaction not yet indexed

Qs28jUzbbpc2XC8atinRYbPfhbzB8Y2qYggt5cYBY6h9CXqaVFEQX9hKEYGKxutXf8JkAfmToTBFh4qWcM9hms2

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