curl --request GET \
  --url https://api.tally.so/forms/{formId}/analytics/drop-off \
  --header 'Authorization: Bearer <token>'

{
  "stats": {
    "totalVisitors": 123,
    "formStarts": 123,
    "formCompletes": 123,
    "completionRate": 123,
    "completionTimeInSeconds": 123,
    "visitDurationInSeconds": 123
  },
  "dataAvailableSince": "2023-11-07T05:31:56Z",
  "data": [
    {
      "blockGroupUuid": "<string>",
      "views": 123,
      "startedViews": 123,
      "answers": 123,
      "drops": 123,
      "title": "<string>",
      "type": "<string>",
      "answerRate": 123,
      "dropRate": 123,
      "isRequired": true
    }
  ],
  "hasConditionalLogic": true
}