Dear All,
I am trying to do CRUD operation using ORACLE JET. When i try to create a new record , i am getting the below error when i click on Save button.

I tried with passing Hard coded body as request and not able to create it. Please find my detailed code with each step by step.
Customers.html:
Create Button code:

customer.js:

addCustomer.js:

createEDController.js:

Save Action code:

Error :

Could you please do the needful , let me know in case if you have any concerns?
Thanks,
Sathish