Failure to insert large Reference documents

[mingard]

Expected behavior

To be able to insert large Reference documents

Actual behavior

Results are malformed.

Steps to reproduce the problem

Using this collection:

{
  "fields": {
    "word": {
      "type": "String",
      "label": "Word",
      "comments": "Taxanomic word",
      "validation": {},
      "required": true,
      "message": "can't be empty",
      "publish": {
        "section": "Article",
        "placement": "main",
        "display": {
          "list": true,
          "edit": true
        }
      }
    },
    "level": {
      "type": "Number",
      "label": "Level",
      "required": false,
      "publish": {
        "section": "Article",
        "placement": "sidebar",
        "display": {
          "list": true,
          "edit": false
        }
      }
    },
    "children": {
      "type": "Reference",
      "label": "Children",
      "required": false,
      "settings": {
        "collection": "taxonomy"
      },
      "publish": {
        "section": "Article",
        "placement": "sidebar",
        "display": {
          "list": true,
          "edit": true
        }
      }
    }
  },
  "settings": {
    "compose": true,
    "cache": false,
    "authenticate": true,
    "callback": null,
    "defaultFilters": null,
    "fieldLimiters": null,
    "count": 40,
    "sort": "createdAt",
    "sortOrder": 1,
    "limit": 1,
    "storeRevisions": true,
    "revisionCollection": "newsHistory",
    "description": "Taxonomy",
    "displayName": "Taxonomy"
  }
}

Insert the following:

{
  "word": "animals",
  "children": [
    {
      "word": "dogs",
      "children": [
        {
          "word": "guide_dogs",
          "children": []
        },
        {
          "word": "puppies",
          "children": []
        }
      ]
    },
    {
      "word": "foxes",
      "children": []
    },
    {
      "word": "pandas",
      "children": []
    }
  ]
}

Package details

API Version 2.1.2, Ubuntu 16.04, Node version 6.10 and 8.1.3