Invalid Element place_of_contact, Invalid Element gst_no, Invalid Element gst_treatment

Invalid Element place_of_contact, Invalid Element gst_no, Invalid Element gst_treatment

so this is the body contact_name: orderData.customerName,
            company_name: orderData.customerName,
            email: orderData.email,
            contact_type: 'customer',
            currency_code: 'INR',
            gst_treatment: 'business_gst',
            gst_no: 'i using proper gst no i just removed it from here ', // ✅ Starts with 30 for Goa
            place_of_contact: 'GA', // ✅ Required for GST - Goa state code
            payment_terms: 15,
            payment_terms_label: 'Net 15',
            billing_address: {
                attention: orderData.customerName,
                address: '123 Demo Street',
                city: 'Panaji', // ✅ Goa city
                state: 'Goa', // ✅ Goa state
                zip: '403001', // ✅ Goa pincode
                country: 'India',
                phone: '+91-9876543210' i am passing in contact api post request to create new customers  but  get this invalid element error  if i want to post gst info also