问只为rails中的列生成一条验证消息

EN

validates :email, format: { with: /\A([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})\z/i}, uniqueness: true
validates :email_confirmation, presence: true, if: :not_recovering_password, on: :create
validates :email, confirmation: true, email_format: {message: 'Invalid E-mail address'}, if: :not_recovering_password, on: :create

validates :houseno,    presence: true, numericality: true, length: {minimum: 3, maximum: 3}

   "errors": {
"email": [
  "Please enter your e-mail address",
  "There is an error in the input value of"
],  
"houseno": [
  "Please enter a houseno",
  "Please enter a numeric value is",
  "Please enter three or more characters"
],