[dist4]message_header  // num_bytes
[u4]2                  // version
[u4]0                  // interface ID
[u4]0                  // name
[u4]0                  // flags
[u4]0                  // padding
[u8]0                  // request_id
[dist8]payload
[dist8]payload_interface_ids
[anchr]message_header

[anchr]payload
[dist4]method0_params  // num_bytes
[u4]0                  // version
[u4]1                  // associated interface pointer: interface ID index
[u4]1                  // associated interface pointer: version
[anchr]method0_params

[anchr]payload_interface_ids
[dist4]interface_id_array  // num_bytes
[u4]2                      // num_elements
[u4]3
[u4]0                      // Unexpected master interface ID.
[anchr]interface_id_array