json_schema: {
      "$id": "https://edc.ons.gov.uk/schemas/feedback_v1.json",
      "$schema": "http://json-schema.org/draft-06/schema",
      "properties": {
          "collection": {
              "properties": {
                  "exercise_sid": {
                      "type": "string"
                  },
                  "instrument_id": {
                      "type": "string"
                  },
                  "period": {
                      "type": "string"
                  }
              },
              "type": "object"
          },
          "data": {
              "properties": {
                  "email": {
                      "type": "string"
                  },
                  "message": {
                      "type": "string"
                  },
                  "name": {
                      "type": "string"
                  },
                  "url": {
                      "type": "string"
                  }
              },
              "type": "object"
          },
          "metadata": {
              "properties": {
                  "ru_ref": {
                      "type": "string"
                  },
                  "user_id": {
                      "type": "string"
                  }
              },
              "type": "object"
          },
          "origin": {
              "pattern": "^uk.gov.ons.edc.eq$",
              "type": "string"
          },
          "submitted_at": {
              "description": "Time at which survey feedback was submitted.",
              "format": "date-time",
              "type": "string"
          },
          "survey_id": {
              "description": "The ONS id of the survey derived from the inquiry code already in use for that survey.",
              "pattern": "^[0-9]{3}$",
              "type": "string"
          },
          "tx_id": {
              "description": "Survey transaction identifier. This will be the same for all feedback during a survey session.",
              "pattern": "^[a-z0-9]{8}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{12}$",
              "type": "string"
          },
          "type": {
              "pattern": "^uk.gov.ons.edc.eq:feedback$",
              "type": "string"
          },
          "version": {
              "pattern": "^0.0.1$",
              "type": "string"
          }
      },
      "type": "object"
  }