1  program foo.alpha {
 2      transition bar(
 3          a: u8?,
 4          b: u16?,
 5          c: [u8?; 3]?,
 6          d: Foo?,
 7          e: (u8?, u16?),
 8          f: address?,
 9          g: ()?,
10          h: scalar?,
11          i: field?,
12      ) {
13  
14      }
15  }