Create Transaction Split

Example request

{
  "split_transactions": [
    {
      "amount": 10.25,
      "user_id": "XMPL1234-000003",
      "expense_category_id": "e0d9b9c2-4a13-4ad5-85a4-88882fa065bd",
      "tax_rate_id": "c861cc24-6663-410f-8c78-73f886fff4ef",
      "tags": [
        {
          "tag_id": "2d65bd5e-3fdf-4002-b166-bde7fb8863fa",
          "dictionary_id": "2d65bd5e-3fdf-4002-b166-bde7fb8863fa"
        }
      ]
    }
  ]
}