[dist4]message_header  // num_bytes
[u4]1                  // version
[u4]0                  // interface ID
[u4]0                  // name
[u4]2                  // flags kMessageIsResponse
[u4]0                  // padding
[u8]1                  // request_id
[anchr]message_header

[dist4]method0_params  // num_bytes
[u4]0                  // version
[dist8]param0_ptr      // param0
[anchr]method0_params

[anchr]param0_ptr
[dist4]uint8_array  // num_bytes
[u4]2               // num_elements: The size is too small to hold 2 elements.
[u1]0
[anchr]uint8_array