#Payload:
array:6 [
"is_return" => true
"carrier_accounts" => array:1 [
0 => "ca_d8a5da68b6104162a57bb5042b4dbfa5"
]
"from_address" => array:1 [
"id" => "adr_2cd10f003f1f4ec79f4ea4cf407f07d7"
]
"to_address" => array:1 [
"id" => "adr_812e9948d4674bf7acdcebbae1c67df6"
]
"parcel" => array:2 [
"weight" => 16.0
"predefined_package" => null
]
"options" => array:3 [
"print_custom_1" => "Order Id 101949124"
"label_format" => "PDF"
"dhlgm_return_location" => "5330799"
]
]
#_values: array:19 [
"id" => "rate_eec7ca3266ef45a6963df1affaa761c9"
"object" => "Rate"
"created_at" => "2016-06-30T23:35:46Z"
"updated_at" => "2016-06-30T23:35:46Z"
"mode" => "production"
"service" => "ParcelsExpeditedDomestic"
"carrier" => "DHLGlobalMail"
"rate" => "0.01"
"currency" => "USD"
"retail_rate" => null
"retail_currency" => null
"list_rate" => null
"list_currency" => null
"delivery_days" => null
"delivery_date" => null
"delivery_date_guaranteed" => null
"est_delivery_days" => null
"shipment_id" => "shp_9d5f3b43c7cc4de6a92c7b6e4acfa0a7"
"carrier_account_id" => "ca_d8a5da68b6104162a57bb5042b4dbfa5"
]