| merchant_user_id | string | 64 | true | the unique symbol of payer in the merchant system |
| customer_type | string | 16 | false | customer identity type |
| first_name | string | 64 | false | first name |
| last_name | string | 64 | false | last name |
| full_name | string | 128 | true | full name |
| gender | string | 8 | false | gender: MAIL, FEMALE, UNKNOWN |
| id_type | string | 16 | false | identity type |
| id_no | string | 32 | false | identity number |
| email | string | 64 | conditional | address of customer, should be unique for different customer. required for recurring billing |
| phone | string | 32 | false | format: +{country or district code}-{mobile number} |
| company | string | 128 | false | company name |
| address | Adress | - | false | address info |