Changes to Get tracking results by tracking number

the data/trackings/items/events/items/datetime response's property format changed from date-time to no format for status 201

the destinationPostCode request property's minLength was increased from 0 to 1

added the pattern ^[a-zA-Z0-9- ._/]*$ to the request property destinationPostCode

deleted the header request parameter Authorization

deleted the header request parameter Content-Type

the destinationPostCode request property's maxLength was set to 32

the endpoint scheme security Authorization was added to the API

added the non-success response with the status 401

added the non-success response with the status 403

added the non-success response with the status 429