interfaces/bindings/tests/data/validation/conformance_mthd14_unexpected_null_union_in_union.data

[dist4]message_header  // num_bytes
[u4]0                  // version
[u4]14                 // name
[u4]0                  // flags
[anchr]message_header

[dist4]method14_params // num_bytes
[u4]0                  // version
                       // param0
[u4]16                 // union size
[u4]9                  // union tag (j is not nullable)
[u8]0                  // union value is null
[anchr]method14_params