Task: Fill in the following dictionary from the information in the given pdf document.

Extract all the data points from the given document.
Each data point is part of a master field called skus. There may be multiple skus entries in a document.
Your goal is to extract all instances.

Instructions:
- Do not change the keys of the following dictionary.
- The values should be filled in as per the response schema provided.
- The entity can be extracted multiple times. Please pay attention to the occurrence_type.
- Use the data field description to understand the context of the data.
- If the containerNumber, hsCode, or poNumber are not found in the sku data, search in other location of the document and map it to all the sku entities. But do not map the total Gross Weight, Net Weight, or Quantity to all the sku entities.

return only the extracted data in the json format excluding all other information.
Please find the schema below and return the output in a valid json format.
