curl --request GET \
  --url https://api.hubapi.com/automation/v4/2027-03-beta/flows/{flowId}/revisions/{revisionId} \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.hubapi.com/automation/v4/2027-03-beta/flows/{flowId}/revisions/{revisionId}"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.hubapi.com/automation/v4/2027-03-beta/flows/{flowId}/revisions/{revisionId}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.hubapi.com/automation/v4/2027-03-beta/flows/{flowId}/revisions/{revisionId}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.hubapi.com/automation/v4/2027-03-beta/flows/{flowId}/revisions/{revisionId}"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.hubapi.com/automation/v4/2027-03-beta/flows/{flowId}/revisions/{revisionId}")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.hubapi.com/automation/v4/2027-03-beta/flows/{flowId}/revisions/{revisionId}")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

response = http.request(request)
puts response.read_body

{
  "flow": {
    "actions": [
      {
        "actionId": "<string>",
        "inputValue": {
          "actionId": "<string>",
          "dataKey": "<string>",
          "type": "FIELD_DATA"
        },
        "staticBranches": [
          {
            "branchValue": "<string>",
            "connection": {
              "edgeType": "GOTO",
              "nextActionId": "<string>"
            },
            "operator": "CONTAINS"
          }
        ],
        "type": "STATIC_BRANCH",
        "defaultBranch": {
          "edgeType": "GOTO",
          "nextActionId": "<string>"
        },
        "defaultBranchName": "<string>"
      }
    ],
    "blockedDates": [
      {
        "dayOfMonth": 123,
        "month": "APRIL",
        "year": 123
      }
    ],
    "canEnrollFromSalesforce": true,
    "createdAt": "2023-11-07T05:31:56Z",
    "crmObjectCreationStatus": "COMPLETE",
    "customProperties": {},
    "dataSources": [
      {
        "associationCategory": "HUBSPOT_DEFINED",
        "associationTypeId": 123,
        "name": "<string>",
        "objectTypeId": "<string>",
        "type": "ASSOCIATION",
        "sortBy": {
          "order": "ASC",
          "property": "<string>",
          "missing": "<string>"
        }
      }
    ],
    "flowType": "ACTION_SET",
    "id": "<string>",
    "isEnabled": true,
    "nextAvailableActionId": "<string>",
    "objectTypeId": "<string>",
    "revisionId": "<string>",
    "suppressionListIds": [
      123
    ],
    "timeWindows": [
      {
        "day": "FRIDAY",
        "endTime": {
          "hour": 123,
          "minute": 123
        },
        "startTime": {
          "hour": 123,
          "minute": 123
        }
      }
    ],
    "type": "CONTACT_FLOW",
    "updatedAt": "2023-11-07T05:31:56Z",
    "description": "<string>",
    "enrollmentCriteria": {
      "listFilterBranch": {
        "filterBranchOperator": "<string>",
        "filterBranchType": "OR",
        "filterBranches": [
          {
            "filterBranchOperator": "<string>",
            "filterBranchType": "AND",
            "filterBranches": "<array>",
            "filters": [
              {
                "filterType": "PROPERTY",
                "operation": "<unknown>",
                "property": "<string>"
              }
            ]
          }
        ],
        "filters": [
          {
            "filterType": "PROPERTY",
            "operation": "<unknown>",
            "property": "<string>"
          }
        ]
      },
      "reEnrollmentTriggersFilterBranches": [
        {
          "filterBranchOperator": "<string>",
          "filterBranchType": "AND",
          "filterBranches": "<array>",
          "filters": [
            {
              "filterType": "PROPERTY",
              "operation": "<unknown>",
              "property": "<string>"
            }
          ]
        }
      ],
      "shouldReEnroll": true,
      "type": "LIST_BASED",
      "unEnrollObjectsNotMeetingCriteria": true
    },
    "enrollmentSchedule": {
      "timeOfDay": {
        "hour": 123,
        "minute": 123
      },
      "type": "DAILY"
    },
    "eventAnchor": {
      "contactProperty": "<string>",
      "type": "CONTACT_PROPERTY_ANCHOR"
    },
    "goalFilterBranch": {
      "filterBranchOperator": "<string>",
      "filterBranchType": "OR",
      "filterBranches": [
        {
          "filterBranchOperator": "<string>",
          "filterBranchType": "AND",
          "filterBranches": "<array>",
          "filters": [
            {
              "filterType": "PROPERTY",
              "operation": "<unknown>",
              "property": "<string>"
            }
          ]
        }
      ],
      "filters": [
        {
          "filterType": "PROPERTY",
          "operation": {
            "includeObjectsWithNoValueSet": true,
            "operationType": "BOOL",
            "operator": "<string>",
            "value": true
          },
          "property": "<string>"
        }
      ]
    },
    "name": "<string>",
    "startActionId": "<string>",
    "unEnrollmentSetting": {
      "flowIds": [
        "<string>"
      ],
      "type": "ALL"
    },
    "uuid": "<string>"
  },
  "id": "<string>",
  "revisionCreatedAt": "2023-11-07T05:31:56Z",
  "revisionId": "<string>"
}

{
  "message": "Invalid input (details will vary based on the error)",
  "correlationId": "aeb5f871-7f07-4993-9211-075dc63e7cbf",
  "category": "VALIDATION_ERROR",
  "links": {
    "knowledge-base": "https://www.hubspot.com/products/service/knowledge-base"
  }
}