account_information = {
  billing_country: nil,
  last_name: "Vincent",
  organization: nil,
  shipping_address: nil,
  shipping_city: nil,
  shipping_country: "",
  product_name: "Round 3, 2012 - Single",
  shipping_address_2: nil,
  shipping_zip: nil,
  billing_zip: nil,
  billing_address: nil,
  shipping_phone: nil,
  billing_address_2: nil,
  shipping_state: nil,
  billing_city: nil,
  first_name: "Margaret",
  billing_state: nil,
  product_family_name: "Rounds"
}

st = Statement.find(11443962)
st.update(account_information: account_information)
# or
st.update_attribute(:account_information, account_information)