Problem Statement/Rationale

Cannot import document with string number as a key:

{"_id":"3f574f2d-99b3-4e90-82ae-79c0392602e5","a":{"b":{"56495341":{}}}}

Steps to Reproduce

1. In  Compass, go to any existing collection or create a fresh one
2. Click "Import Data" or ADD DATA -> Import File
3. Select the file "import.json" and confirm

Expected Results

Document from the file is imported to the collection

Actual Results

Error appears

• 
  Document is larger than the maximum size 16777216

and no document is imported

Additional Notes

When the document is inserted through ADD DATA -> Insert Document it works as expected