{
  # ...
  "client": {
    # Unique client identifier. 
    # Up to 255 characters.
    "id": "xpxv6kaa-11111",
    
    # Client's name. 
    # Up to 255 characters.
    "name": "John Doe",
    
    "taxpayer": {
      # Taxpayer identification number
      # Up to 200 characters                  
      "number": "85517053009"
    },
    # Client's email
    "email": "[email protected]",
    
    # Client's phone number. 
    # From 8 to 15 digits. 
    # Only digits are allowed
    "phone": "5511999999999",
    
    # Client's date of birth
    "dateOfBirth": "1980-01-01",
    
    # Information about client's address
    "billingAddress": {
        # Up to 200 characters
        "addressLine1": "777 Grand St.",
        
        # Up to 200 characters
        "addressLine2": "Apt. 22",
        
        # Up to 50 characters
        "city": "Rio de Janeiro",
        
        # Up to 50 characters
        "state": "Rio de Janeiro",
        
        # Up to 50 characters
        "zip": "20000-000",
        
        # ISO 3166-1 alpha-3 country code
        "country": "BRA",
    }
  }
}