creating custom post & response

[gopalgoandroy]

1. I want to add phone number and password field while user registration., since phone is inside array of billing{
   }
   How to make that possible in android - volley method

2. Login - add password authentication, as of now when we GET using user id it displays all details
   wp-json/wc/v3/customers/6?consumer_key=ck_xxxxxxx&consumer_secret=cs_xxxxxx

3. Profile - phone number field missing, at user profile phone no field is not displaying

4. Create Order - Need Clear Params to pass data without array -- since as its shown at woocommerce docs API are intimated to send inside array..

how to send those values which are inside array in Volley-Android