B4J Question java.lang.RuntimeException: JSON Array expected.

{"orders":[{"id":8,"id_address_delivery":"26","id_address_invoice":"26","id_cart":"30","id_currency":"2","id_lang":"2","id_customer":"12","id_carrier":"17","current_state":"5","module":"webpay","invoice_number":"0","invoice_date":"2020-06-23 13:56:03","delivery_number":"1","delivery_date":"2020-06-23 14:20:26","valid":"1","date_add":"2020-06-23 13:56:00","date_upd":"2020-06-23 14:20:27","shipping_number":"","id_shop_group":"1","id_shop":"1","secure_key":"eb9044ea790953d22863f0dcd1e63601","payment":"Webpay Plus","recyclable":"0","gift":"0","gift_message":"","mobile_theme":"0","total_discounts":"0.000000","total_discounts_tax_incl":"0.000000","total_discounts_tax_excl":"0.000000","total_paid":"11800.000000","total_paid_tax_incl":"11800.000000","total_paid_tax_excl":"11800.000000","total_paid_real":"11800.000000","total_products":"11800.000000","total_products_wt":"11800.000000","total_shipping":"0.000000","total_shipping_tax_incl":"0.000000","total_shipping_tax_excl":"0.000000","carrier_tax_rate":"0.000","total_wrapping":"0.000000","total_wrapping_tax_incl":"0.000000","total_wrapping_tax_excl":"0.000000","round_mode":"2","round_type":"2","conversion_rate":"1.000000","reference":"IMEOSDODJ","associations":{"order_rows":[{"id":"11","product_id":"39","product_attribute_id":"0","product_quantity":"1","product_name":"KUCHEN FRAMBUESA","product_reference":"","product_ean13":"","product_isbn":"","product_upc":"","product_price":"11800.000000","id_customization":"0","unit_price_tax_incl":"11800.000000","unit_price_tax_excl":"11800.000000"}]}}]}

Dim parser As JSONParser
parser.Initialize(<text>)
Dim root As Map = parser.NextObject
Dim orders As List = root.Get("orders")
For Each colorders As Map In orders
 Dim id_address_invoice As String = colorders.Get("id_address_invoice")
 Dim gift As String = colorders.Get("gift")
 Dim associations As Map = colorders.Get("associations")
 Dim order_rows As List = associations.Get("order_rows")
 For Each colorder_rows As Map In order_rows
  Dim unit_price_tax_excl As String = colorder_rows.Get("unit_price_tax_excl")
  Dim id_customization As String = colorder_rows.Get("id_customization")
  Dim product_upc As String = colorder_rows.Get("product_upc")
  Dim product_reference As String = colorder_rows.Get("product_reference")
  Dim product_ean13 As String = colorder_rows.Get("product_ean13")
  Dim product_price As String = colorder_rows.Get("product_price")
  Dim product_name As String = colorder_rows.Get("product_name")
  Dim product_quantity As String = colorder_rows.Get("product_quantity")
  Dim unit_price_tax_incl As String = colorder_rows.Get("unit_price_tax_incl")
  Dim product_isbn As String = colorder_rows.Get("product_isbn")
  Dim product_id As String = colorder_rows.Get("product_id")
  Dim product_attribute_id As String = colorder_rows.Get("product_attribute_id")
  Dim id As String = colorder_rows.Get("id")
 Next
 Dim total_paid_tax_excl As String = colorders.Get("total_paid_tax_excl")
 Dim total_wrapping_tax_incl As String = colorders.Get("total_wrapping_tax_incl")
 Dim recyclable As String = colorders.Get("recyclable")
 Dim id_customer As String = colorders.Get("id_customer")
 Dim round_type As String = colorders.Get("round_type")
 Dim invoice_date As String = colorders.Get("invoice_date")
 Dim carrier_tax_rate As String = colorders.Get("carrier_tax_rate")
 Dim valid As String = colorders.Get("valid")
 Dim total_discounts As String = colorders.Get("total_discounts")
 Dim reference As String = colorders.Get("reference")
 Dim id_lang As String = colorders.Get("id_lang")
 Dim mobile_theme As String = colorders.Get("mobile_theme")
 Dim total_wrapping_tax_excl As String = colorders.Get("total_wrapping_tax_excl")
 Dim total_paid As String = colorders.Get("total_paid")
 Dim total_shipping_tax_incl As String = colorders.Get("total_shipping_tax_incl")
 Dim secure_key As String = colorders.Get("secure_key")
 Dim total_products_wt As String = colorders.Get("total_products_wt")
 Dim total_shipping As String = colorders.Get("total_shipping")
 Dim id_shop As String = colorders.Get("id_shop")
 Dim delivery_number As String = colorders.Get("delivery_number")
 Dim payment As String = colorders.Get("payment")
 Dim id As Int = colorders.Get("id")
 Dim id_currency As String = colorders.Get("id_currency")
 Dim invoice_number As String = colorders.Get("invoice_number")
 Dim conversion_rate As String = colorders.Get("conversion_rate")
 Dim id_carrier As String = colorders.Get("id_carrier")
 Dim total_discounts_tax_incl As String = colorders.Get("total_discounts_tax_incl")
 Dim module As String = colorders.Get("module")
 Dim current_state As String = colorders.Get("current_state")
 Dim id_address_delivery As String = colorders.Get("id_address_delivery")
 Dim total_shipping_tax_excl As String = colorders.Get("total_shipping_tax_excl")
 Dim shipping_number As String = colorders.Get("shipping_number")
 Dim date_add As String = colorders.Get("date_add")
 Dim total_paid_real As String = colorders.Get("total_paid_real")
 Dim delivery_date As String = colorders.Get("delivery_date")
 Dim total_paid_tax_incl As String = colorders.Get("total_paid_tax_incl")
 Dim id_cart As String = colorders.Get("id_cart")
 Dim date_upd As String = colorders.Get("date_upd")
 Dim total_wrapping As String = colorders.Get("total_wrapping")
 Dim total_products As String = colorders.Get("total_products")
 Dim gift_message As String = colorders.Get("gift_message")
 Dim round_mode As String = colorders.Get("round_mode")
 Dim id_shop_group As String = colorders.Get("id_shop_group")
 Dim total_discounts_tax_excl As String = colorders.Get("total_discounts_tax_excl")
Next