message: apply json-schema feature
diff: @@ -15,7 +15,7 @@ anyhow = "1.0.33"
  base16 = "0.2.1"
  bincode = "1.3.1"
  casper-hashing = { version = "1.0.0", path = "../hashing" }
  -casper-types = { version = "1.0.0", path = "../types", default-features = false, features = ["datasize", "gens"] }
  +casper-types = { version = "1.0.0", path = "../types", default-features = false, features = ["datasize", "gens", "json-schema"] }
  chrono = "0.4.10"
  datasize = "0.2.4"
  hex = { version = "0.4.2", default-features = false, features = ["serde"] }
  