[dist4]message_header  // num_bytes
[u4]0                  // version
[u4]0                  // interface ID
[u4]4                  // name
[u4]0                  // flags
[u4]0                  // padding
[anchr]message_header

[dist4]method4_params  // num_bytes
[u4]0                  // version
[dist8]param0_ptr      // param0
[dist8]param1_ptr      // param1
[anchr]method4_params

[anchr]param0_ptr
[dist4]struct_c   // num_bytes
[u4]0             // version
[dist8]array_ptr  // array
[anchr]struct_c

[anchr]array_ptr
[dist4]array_member  // num_bytes
[u4]3                // num_elements

[anchr]param1_ptr
// The first three bytes of |num_bytes| are also the elements of the previous
// array.
[dist4]array_param  // num_bytes
[u4]10              // num_elements
0 1 2 3 4 5 6 7 8 9
[anchr]array_param
[anchr]array_member